Pi Be Rational

*Style:

Choose an Option...

• Mens X
• Womens X
• Juniors X
• Kids X
• Hoodies X

*Color:

Choose an Option...

• X
• X
• X

*Size:

✕

How to measure

To find your right fit, we recommend measuring a shirt you own and like the fit of (laid flat) and compare with our size chart.

T-SHIRTS

Our t-shirts are made of super soft 100% ring-spun cotton. The only exception is our heather grey tees which have 10% polyester, as well as our Thursday tri blend which is a blend of cotton, polyester, and rayon.

Mens T-Shirts (*All measurements are one side of the shirt only.)

	S	M	L	XL	2XL	3XL
CHEST WIDTH*	17.5″	19″	20.5″	22.5″	24.5″	26″
WAIST WIDTH*	18″	20″	21.5″	23″	25″	26.5″
LENGTH	27.5″	28.5″	29.5″	30″	31″	32″

Womens T-Shirts (*All measurements are one side of the shirt only.)

	S	M	L	XL	2XL
CHEST WIDTH*	16″	18″	20″	22″	24″
WAIST WIDTH*	16″	18″	21″	22″	26″
LENGTH	24.5″	25″	26.5″	27″	28.5″

Juniors T-Shirts (*All measurements are one side of the shirt only.)

	S (0-2)	M (4-6)	L (8-10)	XL (12)
CHEST WIDTH*	14.5″	15″	16.5″	17″
WAIST WIDTH*	15″	16″	17″	18″
LENGTH	24.5″	25″	25.5″	26.5″

Kid's T-Shirts (*All measurements are one side of the shirt only.)

	XS (4)	S (6)	M (8)	L (10)	XL (14)
CHEST WIDTH*	13.75″	15.25″	16.75″	18.25″	19.75″
LENGTH	19″	20.5″	22″	23.5″	25″

TANK TOPS

Our tank top fabric varies slightly by color, and is a premium blend of two or more of the following: Cotton, Polyeseter, Rayon, and Viscose.

Womens Tank Tops (*All measurements are one side of the shirt only.)

	S	M	L	XL	2XL
CHEST WIDTH*	16″	17″	18″	19″	20″
WAIST WIDTH*	18.5″	19.25″	20″	20.75″	22″
LENGTH	25″	26″	26.75″	27.5″	28″

HOODIES

Our hoodies are made of 80% cotton / 20% polyester, except for Heather Grey hoodies, which are 75% cotton / 25% polyester, and Kelly Green hoodies, which are 55% cotton / 45% polyester, and our limited edition Thursday edition hoodies, which are a tri blend of cotton / polyester / rayon.

Hoodies (*All measurements are one side of the shirt only.)

	S	M	L	XL	2XL
CHEST WIDTH*	18″	20″	22″	23.5″	25.5″
WAIST WIDTH*	17″	18″	18.5″	21.5″	22.5″
LENGTH	26″	27″	28.5″	29.5″	31″

LIMITED EDITION T-SHIRTS, TANK TOPS, and HOODIES

Our Thursday Limited Edition t-shirts, tank tops, and hoodies are a tri blend of cotton / polyester / rayon.

View Sizing Chart

Choose an Option...

• S X
• M X
• L X
• XL X
• 2XL X
• 3XL X
• XS X
• S X
• M X
• L X
• XL X

* Required Fields