Bolle Gravity Googles The only material that touches your face is an ultra-soft layer of polar fleece which includes two layers foam to ensure a firm and comfortable fit The Bolle unique double lens design creates a thermal Barrier, while providing exceptional Optics and a superior Seal Embedded premium Anti-Fog layer in the inner lens disperses water molecules across the surface of the lens, restricting moisture build The wide field of vision ensures maximum peripheral vision; a necessity in the slalom Gates or for admiring the landscape from the summit Outer lenses are sheathed in a protective armour to prevent scratches, keeping your lenses and outlook as clear as a bluebird sky