Waterproof & Dustproof DesignThis outdoor plug cover is capsule-shaped design that allows water slide down from the extension cord plug protector's surface. Besides, there are 4 corner clips and rubber seals at both ends, which make sure the protector cover watertight fit and don't open accidentally. Our outdoor outlet covers is IP44 that protect from water, snow, dust, rain, dirt, etc. Heavy Duty PlasticThe outdoor extension cord cover is made from high quality heavy-duty reinforced plastic to withstand all kinds of weather such ase rain, water, snow, dust, dirt, etc, which keeps protecting your outdoor extension cord and outlet from damage. Easy to UseIt's easy to use our weatherproof electrical box, just place the extension cord connector inside then fasten the extension cord with cable clamps,lock and seal. Not falling when hanging up the protector cover in the air. Widely Use: The outdoor cord cover is compatible with most of bulky adapters, perfect to seal AWG 14/ 16/ 18 gauge cord, braided cable and flat wire, etc. Outdoor extension cord cover can be used for indoor/ outdoor applicatins such as lawn & garden power tools, Christmas holiday string lights, pool pumps, landscape decors, patio heaters, fountains, etc. Big Size: Connection Box dimension 8.26 x 2.71 x 2.71 inch and light weight 4 ounces, provides a watertight sealing space and keeps your outdoor electrical connector dry. You will get 4 pcs extension cord covers.