The Toro Z mower cover protects your investment by offering all-season protection. Toro covers are constructed of tough, waterproof, tear and abrasion-resistant 600-Denier polyester and will provide years of carefree protection for your mower. Toro covers protect against snow, sun damage, rain, dust, birds, tree sap and more. Toro covers also feature vents to minimize condensation and heat build-up and an elastic opening to ensure a snug, secure fit.