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Custom 40th Birthday Shirt

Custom 40th Birthday Shirt, Make Your 40th Celebration Unique

Fit Style *

Unisex Women Kid

Custom Your Year:*

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Total:

$17.95 $22.98 22% off
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Purchase Protection: Shop confidently on LionKingShirt knowing if something goes wrong with an order, we've got your back for all eligible purchases — See Returns & Exchanges

Shipping Method

United State
  • Standard: 4-8 business days
  • Express Shipping: 2-4 Business days
  • Free shipping for Total: $140.00
Rest of The World
  • Standard: 9-13 business days
ordered

ordered

Sep 14

shipped

shipped

Sep 16 - Sep 19

delivered

delivered

Sep 23 - Sep 27

Estimated Arrival: Place your order today (standard shipping method) to receive the products within 7-14 business days.

Products are fulfilled and shipping from the US, EU, CA, AU

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  • 15% off5 items get 15% OFF on cart total
  • 20% off9 items get 20% OFF on cart total

Custom 40th Birthday Shirt – Celebrate Four Decades in Style!

Hitting the big 4-0 is a milestone worth celebrating in style! After all, four decades of life's adventures deserve more than just a passing nod. Why don't you celebrate it in a fashionable and unique way? Whether you are going to be 40 or you are looking for a gift for your 40-year-old friend, the Custom 40th Birthday Shirt from LionKingShirt is a fun and amazing choice for this special occasion. It will be an unforgettable keepsake for anyone.

A Playful Design With Meaningful Messages

- Fully Customizable – You can customize this shirt with your birth month, making it truly yours with your own imprint.

- Vintage Vibe – The retro rainbow and sunset graphics give this shirt that nostalgic '80s vibe we all know and love. Perfect for anyone who cut their teeth on MTV and remember life before smartphones!

- The phrase "LIMITED EDITION" emphasizes how special this shirt is.

- Multiple colors – Besides personalizing your month or even year, you can also choose a color that you like.

The Ultimate 40th Birthday Gift

Finding that perfect 40th birthday gift can leave you scratching your head, right? Say goodbye to gift-giving stress! This Custom 40th Birthday T Shirt hits the sweet spot between thoughtful and fun. It's suitable for:

•    Yourself: Pair it with your favorite jeans or skirt and you've got yourself a birthday outfit that's both Instagram-worthy and comfortable enough to dance the night away in!

•    Your bestie: Give this shirt to them, they will definitely be surprised and happy with this birthday gift.

•    Family member: Let them know they're in your thoughts with a gift that'll bring a smile to their face every time they wear it.

Why You’ll Love This Shirt

✔ High-Quality Material: Made of 100% cotton, ensuring a breathable and comfortable feel. It's perfect for an outdoor party or relaxing at home.

✔ Suitable For Everyone: Whether you are a man or woman, this shirt is a perfect choice.

✔ A Valuable Keepsake: Years down the road, throwing this shirt on will instantly transport you back to the night you raised a glass to your 40s – complete with all the laughs, stories, and maybe even that embarrassing dance move your friends won't let you forget!

Celebrate 40 Years in Style – Order Your Custom Shirt Today!

Let your 40th birthday become as unique as you are by wearing this Custom 40th Birthday Shirt. Make your milestone moment count – hit that "BUY IT NOW" button, personalize your perfect shirt, and get ready to kick off your fabulous forties in style that's uniquely you!

Product Detail

Brand LionKingShirt
Material 100% Cotton
Color Printed With Different Colors
Size Available from S to 5XL
Style Classic T Shirt, Premium T Shirt, V Neck, Long Sleeve, Hoodie, Sweatshirt, Tank Top
Imported From the United States
Care instruction
  • Washed by hand 
  • Washed by washing machine with a mesh laundry bag
  • Avoid drying in direct sunlight
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Billy Garzon
Billy Garzon
Reviewed by:
Marc Is One Of The Leaders In Content Development
Marc Katz
Update Aug 25, 2025
934

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Size Chart

Unisex T Shirt
SIZE WIDTH LENGTH
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
4XL 30 in 34 in
5XL 32 in 35 in

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE WIDTH LENGTH
S 46 cm 71 cm
M 51 cm 74 cm
L 56 cm 76 cm
XL 61 cm 79 cm
2XL 66 cm 81 cm
3XL 71 cm 84 cm
4XL 76 cm 86 cm
5XL 81 cm 89 cm

The actual dimension of the product may be vary. 1 inch difference is advised.

t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Bella + Canvas Unisex T Shirt
SIZE WIDTH LENGTH
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
4XL 30 in 34 in
5XL 32 in 35 in

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE WIDTH LENGTH
S 46 cm 71 cm
M 51 cm 74 cm
L 56 cm 76 cm
XL 61 cm 79 cm
2XL 66 cm 81 cm
3XL 71 cm 84 cm
4XL 76 cm 86 cm
5XL 81 cm 89 cm

The actual dimension of the product may be vary. 1 inch difference is advised.

t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
V-Neck
SIZE BODY LENGTH BODY WIDTH
S 27 18
M 28 20
L 29 22
XL 30 24
2XL 31 26
3XL 32 28

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
S 69 46
M 71 51
L 74 56
XL 76 61
2XL 79 66
3XL 81 71

The actual dimension of the product may be vary. 1 inch difference is advised.

v neck size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Long Sleeve
SIZE WIDTH LENGTH
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
4XL 30 in 34 in
5XL 32 in 35 in

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE WIDTH LENGTH
S 46 cm 71 cm
M 51 cm 74 cm
L 56 cm 76 cm
XL 61 cm 79 cm
2XL 66 cm 81 cm
3XL 71 cm 84 cm
4XL 76 cm 86 cm
5XL 81 cm 89 cm

The actual dimension of the product may be vary. 1 inch difference is advised.

long sleeve size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Unisex Hoodie
SIZE WIDTH LENGTH
S 20 in 26 in
M 22 in 27 in
L 24 in 28 in
XL 26 in 29 in
2XL 28 in 30 in
3XL 29 in 32 in
4XL 32 in 33 in
5XL 34 in 34 in

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE WIDTH LENGTH
S 50.8 cm 66 cm
M 55.9 cm 74 cm
L 68.6 cm 71 cm
XL 66 cm 73.7 cm
2XL 71 cm 76 cm
3XL 73.7 cm 81.3 cm
4XL 81.3 cm 83.8 cm
5XL 86.4 cm 86.4 cm

The actual dimension of the product may be vary. 1 inch difference is advised.

hoodie size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Unisex Crewneck Sweatshirt
SIZE WIDTH LENGTH
S 20 in 26 in
M 22 in 27 in
L 24 in 28 in
XL 26 in 29 in
2XL 28 in 30 in
3XL 30 in 31 in
4XL 32 in 32 in
5XL 34 in 33 in

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE WIDTH LENGTH
S 50.8 cm 66 cm
M 55.9 cm 74 cm
L 68.6 cm 71 cm
XL 66 cm 73.7 cm
2XL 71 cm 76 cm
3XL 76.2 cm 78.7 cm
4XL 81.3 cm 81.3 cm
5XL 86.4 cm 83.8 cm

The actual dimension of the product may be vary. 1 inch difference is advised.

sweatshirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Women T Shirt
SIZE BODY LENGTH BODY WIDTH
S 25 17
M 26 19
L 27 21
XL 28 23
2XL 28 25
3XL 29 27

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
S 65 44
M 66 49
L 69 54
XL 71 59
2XL 72 64
3XL 74 69

The actual dimension of the product may be vary. 1 inch difference is advised.

women t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Premium Womens T-Shirt
SIZE BODY LENGTH BODY WIDTH
S 26 16
M 27 17
L 27 18
XL 28 19
2XL 29 20

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
S 67 41
M 68 43
L 70 45
XL 71 48
2XL 73 50

The actual dimension of the product may be vary. 1 inch difference is advised.

women t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Racerback Tank Top
SIZE BODY LENGTH FRONT BODY WIDTH
XS 18 15
S 19 16
M 20 17
L 21 18
XL 22 19
2XL 23 20

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH FRONT BODY WIDTH
XS 46 39
S 49 40
M 50 42
L 52 44
XL 53 46
2XL 55 49

The actual dimension of the product may be vary. 1 inch difference is advised.

women tank top size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Women V Neck
SIZE BODY LENGTH BODY WIDTH
S 25 17
M 26 19
L 27 21
XL 28 23
2XL 29 25
3XL 30 27

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
S 65 44
M 66 49
L 69 54
XL 71 59
2XL 72 64
3XL 74 69

The actual dimension of the product may be vary. 1 inch difference is advised.

women v neck size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Women's Crop Top
SIZE BODY LENGTH FRONT BODY WIDTH
XS 19 17
S 20 18
M 20 19
L 21 20
XL 21 22
2XL 22 23

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH FRONT BODY WIDTH
XS 48 43
S 50 46
M 51 48
L 52 51
XL 54 55
2XL 56 58

The actual dimension of the product may be vary. 1 inch difference is advised.

women crop top size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Youth Tee
SIZE BODY LENGTH BODY WIDTH
XS 21 16
S 22 17
M 24 18
L 25 19
XL 27 20

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
XS 52 41
S 56 43
M 60 46
L 64 48
XL 67 51

The actual dimension of the product may be vary. 1 inch difference is advised.

baby t shir size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Youth Hoodie
SIZE BODY LENGTH BODY WIDTH
XS 21 16
S 22 17
M 24 18
L 25 19
XL 27 20

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
XS 52 41
S 56 43
M 60 46
L 64 48
XL 67 51

The actual dimension of the product may be vary. 1 inch difference is advised.

baby hoodie t shirt
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Youth Sweatshirt
SIZE BODY LENGTH BODY WIDTH
XS 21 16
S 22 17
M 24 18
L 25 19
XL 27 20

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
XS 52 41
S 56 43
M 60 46
L 64 48
XL 67 51

The actual dimension of the product may be vary. 1 inch difference is advised.

baby sweatshirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Toddler T-Shirt
SIZE BODY LENGTH BODY WIDTH
2T 15 12
3T 16 13
4T 17 14
5/6 18 15
7 19 16

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
2T 38 30
3T 41 33
4T 43 36
5/6 46 38
7 48 41

The actual dimension of the product may be vary. 1 inch difference is advised.

toddler t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
Baby Onesie
SIZE BODY LENGTH BODY WIDTH
New Born 11 7
6M 12 9
12M 13 10
18M 14 11
24M 15 12

The actual dimension of the product may be vary. 1 inch difference is advised.

SIZE BODY LENGTH BODY WIDTH
New Born 28 18
6M 30 23
12M 33 25
18M 36 28
24M 38 30

The actual dimension of the product may be vary. 1 inch difference is advised.

baby onesize t shirt size chart
  1. 1. Length is measured from the highest point on the collar down to the bottom hem.
  2. 2. Width is measured across the body of the shirt under the armpits, one way.
  3. 3. Sleeves are measured from center back to hem.
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