Developed with Desiree Melancon, these are the narrow fit version of Crab Grab's warmest mitten. Crab Grab doubled the insulation to keep your fingers even cozier than previously believed possible. With a sherpa fleece lining, these mitts offer a full spectrum of winter protection, and thanks to the temperature regulating breathability of Primaloft®, won't melt your hands off if the temps come up