DURABLE MATERIAL: 300 denier polyester with PU lining, which is 100% waterproof and able to block 99% UV sun rays. DIMENSION: Sidewall measures 218x254cm, fit for most 2.5X2.5M Feet Straight Leg pop up canopy Tent. WIDELY APPLICABLE: Adaptable to most straight leg 2.5X2.5M on the market. (4) sets needed to fully enclose a 2.5X2.5M, while (6) sets for a 2.5X2.5M to protects from the sun, wind, and rain. EASY, FIRM AND RELIABLE INSTALLATION: Fit securely to your canopy with Velcro Straps on top to attach to canopy trusses, 8 Velcro Tabs to strap around frame legs for single wall use. With carried Zip connectors to join side walls with each other when multiple ones use. INCLUDES: 1 Pack Sidewall Only, *CANOPY NOT INCLUDED