Coolaroo Designer Exterior Corded Roller Shade 8ft x 6ft Birch Up to 92% UV block protection A smooth action roller clutch mechanism Elegant thin woven PVC 'breathable' fabric Stainless steel 'tiedowns' Breathable' fabric allows air flow, substantially reducing temperatures and energy costs Weather resistant fabric and components resist fading, mold, and mildew Light filtering weave reduces glare without darkening a room's interior