Details: Organic combed cotton rib knit Super-smooth flatlock seams Encased stretch waist STANDARD 100 by OEKO-TEX® | 03.U.9375 - FI Hohenstein Prewashed Imported Wear snug fitting; not flame resistant. Description: Loved by kids all over the world, our legendary organic cotton knit and smooth seaming surround them in first layer softness. And hand-me-down quality means that 50 washes from now they'll come from the dryer bright and happy as ever. Fabric & Care: machine wash warm inside out with like colors only non-chlorine bleach when needed tumble dry low cool iron on reverse side Shrinkage: Minimal