[2-Channel Wire Protection]: With channel size of 1 3/8' x 1 3/16' for sorting and storing wires respectively, preventing wires, cables, hoses, tubes or pipes being crushed [Durable Use]: PVC lid and rubber construction with anti-slip pattern for high density, great friction and long lifespan, not easy to break, can holds up to 22.05 short ton capacity [High Visibility]: Bright yellow lid for giving a conspicuous reminder to people and cars as well as ensuring safety, can be used at days and nights clearly [Modular Design]: Allows multiple ramps to be connected together for fitting road's width [Wide Application]: Good for protecting wire or cable in parking lots, warehouse, concerts, hotels, stages, shopping mall, sports events, school, community and construction places; Overall