Cabela's® MTP Lightweight Top for Men is part of the MTP series—our best-value base layer with added performance features. 100% polyester performance fabric is designed to be worn beneath your hunting camo or flannel shirt, where it works to wick moisture away from your body so you stay dry and warm. The super-soft, lightweight fabric provides moderate warmth for high activity levels. Cabela's MTP Lightweight base-layer shirt has raglan long sleeves for easy-moving comfort. Machine wash. Imported.