Giantex Bentwood Stackable Stools Set of 4, 18" Round Stacking Backless Nesting Stools[Reliable & High Quality Materials]: Made of solid birch wood and polar wood, these bentwood stacking stools are built to last. The selected wooden materials feature natural flair, excellent durability as well as great sturdiness. [Space saving Design for Small Space]: The 4 piece solid wood stools can be stacked to save space when not in use. More importantly, the backless design makes it possible to push and store these stools under a table easily.