Boss Insulated Rubber Dipped Knit Gloves. X-Large. Natural rubber textured palm and fingers for excellent gripping qualities. Flexible, heavy acrylic liner for comfort and warmth. Open back for ventilation. Premium natural rubber coating offers superior cut, abrasion, snag and puncture resistance and extended wear. Ergonomic design helps to prevent hand fatigue, flexible knit wrist seals out dirt, plus more great features.