Features of the Burton Kid's Vent Mittens Pre-curved Fit Dryride two-layer fabric is waterproof and breathable Screen Grab Toughgrip palm and fingers for total touchscreen control Thermacore Insulation provides focused warmth Brushed microfiber fixed lining Additional heater/vent pocket Pre-curved Fit Removable wrist leash Bluesign approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing