Apollo Performance Gloves 5143 Work Glove, Leather Palm, Split Cowhide, Safety Cuff, Thinsulate Liner (150 g), Large, Gray Insulated glove to protect from cold temperatures Leather Palm glove is made of top quality, Split Cowhide - A/B Grade Thinsulate lining (150 grams) for protection from the elements Straight Thumb Safety cuff closure