Our basic briefs underwear is your little boy’s must-have everyday essential. Bamboo fibers are naturally smooth and round with no sharp spurs to irritate skin. Fabric maintains its shape and is not too snug, allowing children to move with ease. Fabric breathes and keeps children cool and comfy. Fabric has silk touch handfeel. It’s great for sensitive skin. Fabric: 97% rayon from bamboo 3% spandex