For those who take their adventures beyond a day at the beach, these IZIPIZI Glacier Sunglasses are for you. This retro round-lens style is equipped with coated cotton side shields to protect you from wind and snow while skiing, snowmobiling, snowboarding, mountain climbing or hiking. The lenses are made from bio-based plastic (derived from castor oil) and boast category 4 lenses for ultimate sun protection. Super-stylish and utilitarian, the IZIPIZI Glacier Sunglasses measure 2h x 4.75w with 5.75” arms.