Comfneat Men's 2-Pack Waffle Thermal Long Sleeve Undershirt - Comfneat men's thermal top underwear is made with waffle knit fabric to give you ultimate warmth during the cold weather seasons. - Waffle fabric is usually made of microfiber and is woven in a way which makes it very absorbent. The waffle weave also allows air to flow through the fabric so that it dries quickly and retains heat. - 97% cotton and 3% Spandex blends can be durable, skin-friendly and more comfortable. It wicks away moisture to keep you comfortable. Size Chart for Reference S 150~164 lb M 165~179 lb L 180~194 lb XL 195~210 lb XXL 211~225 lb Waffle Thermal Undershirt V-Neck Undershirt Crew Neck Undershirt Soft Cotton Boxer Brief Stretchy Fabric Boxer Brief Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 735 4.2 out of 5 stars 5,710 4.1 out of 5 stars 1,883 4.4 out of 5 stars 15,972 4.4 out of 5 stars 15,972 Price $37.99$37.99 $55.99$55.99 — no data $94.35$94.35 $78.62$78.62 Pack Size 2-Pack 6-Pack 6-Pack 6-Pack 5/7-Pack Neck Design Crew Neck V-Neck Crew Neck / / Fabric Content 93% Cotton 7% Spandex 100% Cotton 100% Cotton 95% Cotton 5% Spandex 95% Cotton 5% Spandex Size Range S~XXL S~XXL S~XXL S~XXL S~XXL