American startup Ensven is revolutionizing sleep comfort with its slider legs that turn any bed into a soothing cradle. Designed for adults, these unique legs allow beds to gently rock, offering a calming experience similar to a baby cradle. The gadget can support up to 544 kg and features several rocking modes, including one with a gentle "shaking" motion—perfect for those who love the soothing movement of trains or boats. Price is $659