Size: Twin, Twin XL Material: Metal Product Dimensions: 91.7L x 77.6W x 72.2H Style: Industrial Special Feature: No Box Spring Needed 3-in-1 Detachable Design: This triple bunk bed can be easily transformed into three standalone twin beds or adapted to various room layouts, making it perfect for growing families or multi-kid households. It ships in two packages for hassle-free setup. Multi-functional Storage & XL Conversion: The upper bed's adjustable board can be used as storage space or converted into a twin XL bed (54x80). The lower beds provide 14.2 under-bed clearance for storing quilts, toys, or seasonal items. Heavy-Duty Steel Frame & Stability: Reinforced metal slats and a welded steel frame ensure durability with weight limits of 250lb for the upper bed and 350lb for the lower bed. The anti-sag design supports mattresses without the need for box springs. Space-Saving for Compact Rooms: Maximize vertical space without sacrificing floor area, making it ideal for small apartments, guest rooms, or sleepovers. It comfortably accommodates three sleepers. Safety-First Construction: Full-length guardrails on all upper sides, a stable built-in ladder with left/right placement options, and a supportive lower bed board ensure safe use for kids, teens, and adults.