The Black Diamond Mercury Mitt is bombproof. The fully waterproof shell keeps everything out and the lobster claw liner also has BDry so when you need a little extra dexterity you don't have to worry about wetting through any part of the glove. The liner is fleece lined on the inside and insulated with 340 g Primaloft Gold Insulation keeping you warm and comfortable in the coldest of conditions. The palm of the glove is reinforced leather with kevlar stitching and even has a double layer of leather between the thumb and forefinger for extra durability in the area with highest wear. This glove will take your cold fingers and keep them toasty and dry during all of your climbs or winter excursions. 100% waterproof BDry insert stays with removable liner. Lightweight, abrasion resistant, Pertex Shield shell with 4 way stretch. Removable liner features 340 g PrimaLoft Gold Insulation and high loft fleece lining. Goat leather palm, plus palm patch with Kevlar stitching. Removable liner features split finger design.