Description of Mountain Hardwear Butter Liner Gloves The super soft and stretchy Butter Liner is ideal for cool weather running or as a wicking liner to pump up the performance of a beefier glove. Features: Usage - Backcountry / Mountaineering / Climbing Body - Butter™ Jersey Weight - 0 lbs, 1 oz / 33.00 g Articulated cut Close fitting Wear alone or use as spare liner with system gloves or mitts Butter polyester fabric wicks moisture and insulates Stretch cuff Flat lock construction for a seamless fit