Amazon Basics 5-Inch Smart Box Spring Bed Base - Twin Size Mattress Foundation, Tool-Free Easy Assembly for Bedroom, Guest Room, Dorm, or RV

Features

The look and functionality of a traditional box spring, but made from steel to support any spring, memory foam, or hybrid mattress

Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress

2-piece fabric top and bottom covers the frame and zips together for full coverage; cover is removable for spot cleaning

Easy tool-free assembly; interlocking frame components assemble in minutes

Outer frame folds down for compact, convenient shipping to your front door

Twin size measures 5 x 74 x 38 inches (HxLxW)