ENHANCE YOUR LANSCAPESuperSleeper does more than only retain soil; it also improves the appearance of your outdoor space. Your retaining wall's outstanding design ensures that it retains its shape and look for years. No warping or weathering—just a perfect garden that lasts. Why Choose SuperSleeper? Lightweight and easy to install: Each sleeper weighs less than 6kg. Tested and certified: Meets Australian requirements, as verified by QUT and a NATA approved lab. Long-lasting: Designed to last 100 years. Sustainable: Made from environmentally friendly materials. SuperSleeper is a smarter, more durable, and greener alternative to traditional retaining - wall sleepers. It is UV-protected and fire-resistant, and made of FRP (Fibre Reinforced Polymer). Discover the future of retaining walls today.