✅ Thick high-density foam sponge, great shock absorption & long-lasting comfort ✅ Waterproof UV-resistant yellow PVC cover, anti-crack, anti-fade for outdoor use ✅ Ergonomic curved backrest, reduces fatigue during all-day lawn mowing work ✅ Built-in drainage hole to avoid rainwater pooling on the seat pan ✅ Sturdy molded black plastic base, anti-break under heavy daily load ✅ Tough wear-resistant surface, easy to wipe clean mud and grass stains ✅ Heavy-duty outdoor construction for farm & residential yard heavy use ✅ Equipped with mounting brackets, bolts, and washers for direct replacement without modification, easy to install.