Spacing of each layer 12.68 inch Rustproof & High-Quality: Our is made of durable anodized aluminum,this resists rust and stays sturdy even in humid condits. Height-Adjustable Legs for Uneven Surfaces: Each Bottom leg can be indivily adjusted to acmodate uneven tiles. Stability to Anti-Shaking: Corner sheing is equipped with 4 pcs screw stiers to prevent sliding and maintain stable posit. No Drilling Required & Easy to Assemble: The intuitive design allows for tool-assembly in minutes. Spacious & Vented Draining Shees: nerous stora across 4 tiers,each tier features a ventilated design to quily drain water and keep items dry. Product weight: 3.2 pounds.