The stylish Ollie Triple bunk bed is compact and practical, with a small double bed at the bottom and a single bed at the top. It comes complete with 2 spacious underbed drawers, ideal for storing bedding or toys and has extra wide ladder steps to ensure safe and easy access to and from the top bunk sleeping area. The Ollie Triple bunk requires 1 UK single mattress (90xl 90cm) & 1 UK small double mattress (135xl 90cm). For safety the top bunk mattress should be no more than 16cm deep.