CB17(1X) 1X is NWOT and has a mark in front of shirt, check pictures Sage For cooler evenings or anytime you want your arms covered in dreamy softness, this long sleeve sleep tee will be the first thing you reach for. The breathable blend of 70% TENCEL™ Lyocell and 30% Organic Cotton will keep you cool while the relaxed fit ensures supreme comfort. There's even a pocket for nighttime necessities. Machine wash cold with like colors. Tumble dry low. Do not bleach. MATE's water and carbon savings are calculated using data gathered from their supply chain and data provided by the Hiig Index, the most reputable database for apparel impact globally. These savings are calculated by comparing MATE's product made with organic material against the same product made with non-organic materials.