Step2 LifeStyle Twin Bed : The LifeStyle Twin Bed from Step2 features sturdy, double-wall resin construction that won't splinter or break, in attractive muted tones that won't go out of style. Beneath the sleeping platform is a full 28 cubic feet of storage space to ensure a tidy bedroom, while high side rails keep young sleepers secure. Which, of course, means a better night's sleep for children and their parents alike.