GROW1 4 X 50 Foot 7mil on Black Mylar

What would be X lostX light, now is utilized for maximum efficiency. 7mil thick mylar with black PE film backing for added strength. This product will not tear easily like other mylars. Attach to any surface for ultimate light uniformity. Get creative: mount to walls, poles, pots. Highly reflective. Use either side. Double the thickness of any other type on the market. - 98% reflective - Optimum light return for your plants - Excellent light blocking capabilities - One side black, the other side reflective material - Reduces XhotspotsX by spreading your light evenly - Tear Resistant