* S3A(R) silver antimicrobial technology For odor prevention & scent control * 60/40 cotton/poly fabric For comfort and mobility * Rib knit neck and cuffs Adds durability The Shield Series Fused Cottons tee is lightweight, soft, durable, and ready to take on everything from pre-season work to seasonal hunts. Whether you choose to wear alone or as a base layer, we know that this long sleeve tee will deliver.