Taken from the CustomInk website:

• 4.5 oz. 100% pre-shrunk ringspun cotton (solid colors)

• Sport Grey and Antique colors: 90/10 cotton/polyester

• Graphite Heather: 50/50 cotton/polyester; all other Heather colors: 65/35 polyester/cotton

• Youth sizes: White, Sport Grey, Black, Navy, Royal, Red, and Daisy colors are 5.3 oz.

• Tear-away label; taped neck and shoulders

• Seamless double-needle 3/4" collar, sleeve, and bottom hem for durability

• Gildan partners with Better Cotton to improve cotton farming globally

• Made with OEKO-TEX certified low-impact dyes

• Note: There may be minor variations in color of the product due to the nature of the fabric dye