Product: Plastic Sleeper. Material: UHMWPE (Ultra High Molecular Weight Polyethylene) size: 100*100* (1000-3000)mm; 150*150* (1000-3000)mm. 200*200* (1000-3000)mm; 300*300* (1000-3000)mm. Or customized. Application: railways, gardens, logistics and transportation, warehousing, etc. Get The Price Now! Plastic sleeper is a kind of railway sleeper