Heavy Duty Construction: Durable stainless steel door stopper with electroplated finish and reinforced rubber components for rust-proof, waterproof performance.<br> Secure Non-Slip Base: Dual-layer rubber padding on top and bottom surfaces prevents sliding, maintains door position even under strong winds.<br> Height-Adjustable Mechanism: Spring-loaded design accommodates door gaps from 1" to 3", ideal for tall thresholds where standard stoppers fail.<br> Universal Compatibility: Commercial-grade solution for metal doors, glass entrances, double doors, and balcony applications across tile, carpet, or hardwood floors.<br> Stable Safety Features: Self-adjusting tension maintains door position in schools, offices, garages, and public spaces without manual readjustment.<br> Technical Specifications: 13cm (5.1") total height with matte black/silver finish. Package includes 1 steel door stop wedge.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store