Einstein's birthday is Pi Day

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$ 19.95

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(United States)

You will receive your order within 7-12 business days

You will receive your order within 8-13 business days

You will receive your order within 9-14 business days

Refund Policy

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Einstein's birthday is Pi Day

March 14 is Pi Day and it is also Einstein's birthday. To celebrate this day we have released this limited edition Einstein Pi t-shirt to commemorate Einstein's birthday on Pi Day, March 14.

Make sure you grab your shirt today while stocks last, or if you prefer, get yourself a hoodie, tank top or vest in the same design.

Hit that add to cart button and secure yours today.

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This item is NOT available in stores.

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(Printed, Made, And Shipped From The USA)

Additional Styles

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	Qty	Size	Item	Price
				19.95$ 19.95

Brand: Gildan 5000

Style: HiDENSIT™ TShirt

Garment Details...

- 5 oz., preshrunk 100% cotton that feels great!
- Seamless body with set-in sleeves
- Double-needle stitched sleeves, bottom hem and front neck
- 1x1 rib seamless collar
- Shoulder to shoulder taping
- TearAway™ label for max comfort

Note: In case of stock issues with this brand we may substitute a similar or higher quality brand for your order.

Sizing Details...

A - Width B - Height C - Sleeve Length

Size	A	B	C
S	18"	28"	15.63"
M	20"	29"	17"
L	22"	30"	18.5"
XL	24"	31"	20"
2XL	26"	32"	21.6"
3XL	28"	33"	23"
4XL	30"	34"	23.625"
5XL	32"	35"	24.625"

Brand: JERZEES

Style: NuBlend® Hooded Sweatshirt

Garment Details...

- 8.0 oz., 50/50 cotton/polyester blend that feels great!
- Seamless body with set-in sleeves
- 1x1 rib collar, cuffs and waistband with spandex
- Double-needle stitched at stress points
- Front pouch pocket
- Two-ply hood with grommets and drawstring
- Concealed seams on cuffs

Note: In case of stock issues with this brand we may substitute a similar or higher quality brand for your order.

Sizing Details...

A - Width B - Height C - Sleeve Length

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Brand: Gildan

Note: In case of stock issues with this brand we may substitute a similar or higher quality brand for your order.

Sizing Details...

A - Width B - Height

Size	A	B
Small	18"	28"
Medium	20"	29"
Large	22"	30"
Extra Large	24"	31"
2 Extra Large	26"	32"
3 Extra Large	28"	33"

Brand: Gildan

Style: Heavy Blend Adult 50/50 Crewneck Shirt

Garment Details...

- 9.5 oz., 50/50 cotton/polyester blend that feels great!
- 1x1 rib collar, cuffs and waistband with spandex and concealed seams on cuffs
- Double-needle stitched waistband, armholes, and collar. Snug yet breathable for anyone.
- Seamless body with set-in sleeves

Note: In case of stock issues with this brand we may substitute a similar or higher quality brand for your order.

Sizing Details...

A - Width B - Height C - Sleeve Length

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Shipping Info

Refund Policy

Einstein's birthday is Pi Day

Customer Reviews

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"

Size	A	B	C
S	20"	27"	35"
M	22"	28"	36"
L	24"	29"	37"
XL	26"	30"	38"
2XL	28"	31"	39"
3XL	30"	32"	40"
4XL	32"	33"	41"