Featuring Vapourlite technology, the Ronhill Women's Core Vest is made from a lightweight, knitted construction and does a great job at drawing moisture away from the surface of your skin and quickly drying, all while allowing air to circulate and disperse heat so you stay cool, dry and comfortable as you train. Can be worn alone or easily layered for extra warmth in colder conditions. Care Instructions Wash at 40 degrees. Wash with like colours. Do not bleach. Do not tumble dry. Low iron. Do not dry clean. Do not iron print. Do not use biological detergents. Do not use fabric conditioner. Dry away from heat.