ROCKBROS UV400 Photochromic Sports Glasses [With Protection Coating] - RED BLACK SOFT FLASK Standard: GB/T18830-2009

Standard: GB/T18830-2009

With the flask

Color: BLUE

Our single serve sachets pack a powerful punch of sustained energy to help you push through your toughest workouts

ROCKBROS UV400 Photochromic Sports Glasses [With Protection Coating] - RED BLACK SOFT FLASK Standard: GB/T18830-2009ROCK BROS Photochromic Sunglasses Intelligent Lens, Photochromic Clear Transparent Ultralight Rimless UV400 Protection Great for Golf, Cycling, Driving, Skiing, running, Tennis, Racing, and Other Outdoor Sports Transmittance: 80% 18% (80% is the light gray color when in low UV, 18% is the dark gray color when in high UV) Product Features: 1. Photochromic Technology 2. Frameless Construction, wide Vision 3. Lightweight cycling sunglasses 4. Thicken PC