Greenhouse UV blocking shades are made of High Density Polyethylene (HDPE). It helps prevent heat build-up in the greenhouse and protects the plants from direct sunlight. It's quick and easy to install and can be easily repositioned for all greenhouses depending on the season or crop. Not only is it durable and affordable, but it also lasts on windy days.

Can control and reduce 70% of sunlight exposure, protect the growth of greenhouse plants
Quick and easy to hanging and use
Protect plants from UV radiation from the sun
Durable and recyclable

10ft Width Black 70% Greenhouse Sunblock Shade Cloth with Grommets