Specifications:Applicable venues of the cover film: vegetable greenhouse, grape greenhouse, watermelon greenhouse, Chinese medicine greenhouse, fleshy greenhouse, and other greenhouse that need insulation and anti-aging.It has following functions: anti-aging, anti water drip, anti-fog, heat preservation, good lighting effect.The film can be used for cultivation of vegetables, fruits and flowers. Item Name: Greenhouse FilmMaterial: PE(Polyethylene)Service Life: >4 YearsFeatures: Anti-aging, Anti-fog, Heat PreservationThickness: 0.07cmSize Option(Width x Length): 4m x 2m/157.48" x 78.74" (Approx.)6m x 2m/236.22" x 78.74" (Approx.)8m x 2m/314.96" x 78.74" (Approx.)4m x 4m/157.48" x 157.48" (Approx.)6m x 4m/236.22" x 157.48" (Approx.)8m x 4m/314.96" x 157.48" (Approx.)4m x 6m/157.48" x 236.22" (Approx.)6m x 6m/236.22" x 236.22" (Approx.)8m x 6m/314.96" x 236.22" (Approx.) Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes:1 x Greenhouse Film