Made from 100% organic ring-spun cotton. Its an eco friendly T • 100% organic ring-spun cotton • Fabric weight: 5.3 oz/yd² (180 g/m²) • Single jersey • Medium fit • Set-in sleeves • 1 × 1 rib at collar • Wide double-needle topstitch on the sleeves and bottom hems • Self-fabric neck tape (inside, back of the neck) • Blank product sourced from China or Bangladesh The sizes correspond to a smaller size in the US market, so US customers should order a size up.