Birdz Eyewear Phoenix Goggles w/ 3 Sets of Lenses Plus Prescription RX Insert Includes 3 Sets Anti-Fog Lenses. Three Lenses: DAY (SMOKE MIRRORED), OVERCAST OR DUSK (YELLOW), NIGHT (CLEAR). 100% UV PROTECTION.Prescription Lens Insert (frame). Inside of the frame is foam covered for comfort and durability. Comes with sunglass arms and an adjustable strap to wear either as glasses or goggles!Birdz belt case also included to keep them in.