Because this everyday-weight T-shirt is made with organic cotton, it uses 84% less water and creates 16% less CO2 than a conventional cotton T-shirt. Fair Trade Certified™ sewn. Ringspun, long-staple organic cotton for softness and durability Taped shoulder seams for comfort and fit retention Screen-print inks are PVC- and phthalate-free Fair Trade Certified™ sewn Materials 4-oz 100% organic cotton ringspun jersey. Fabric is certified as bluesign® approved.