For forklifts, industrial equipment, skid steers, small construction equipment, turf equipment. Rugged blow-molded plastic bucket. Foam is made with Spray Skin Technology (SST) urethane foam. SST is durable and stretches up to 500% compared to either vinyl or foam-in-place, which stretches 100-110%. No-sewn covers will not crack or peel away from foam. Waterproof. Drainhole. 4'' single locking tracks.