Spandex Imported Thermolite-eco 200g for the upper and 100g for the palm: made of 35% recycled fibers Amara palm with a DWR - Patented Ergo Air X-Vent palm evacuates moisture and ventilates to keep hands cool Microfiber thumb to wipe sweat and nose, Stretch Lycra cuff Drytex lining inside the mitt for added comfort and warmth - 2 mm biogel mini insert to add versatility to the glove and make it great for winter bike - Tactile areas: Allow use of touch screen devices Tactile areas: Allow usage of touch screen devices.