Unique non-slip design - Double-sided texture for maximum grip: one side W pattern, the other Willow W pattern (replaceable), reducing slips on icy paths. High-quality rubber and eco-friendly operation - Made of durable rubber with waterproof properties and excellent slip resistance. - Melts snow and ice without chemicals, helping keep outdoor areas clean and environmentally friendly. Durable outdoor performance - Designed to withstand tough winter conditions. - Provides reliable traction and stability, helping you walk confidently on snowy or icy surfaces. Expandable and connectable system - Up to 15 stair snow melting mats can be connected to heated walkway mats. - Or use a combination of 5 mats at 10 x 30 inches and 3 mats at 20 x 60 inches, with a total power limit of 1800 W. - Simple setup: align slots, connect, and secure with rubber covers. Key specifications and features - Material: high-quality rubber; waterproof; slip-resistant. - Function: melts snow and ice while delivering traction for outdoor walkways and stairs. - Size configurations: compatible with 10 x 30 inch and 20 x 60 inch mats; expandable up to the listed combinations. - Power: total connected system not to exceed 1800 W. Use scenarios - Front entry stairs: install to melt snow and provide secure footing on steps. - Outdoor walkways or porches: create a clear, melted path for safe passage. - Garage or driveway entry: extend mats to cover larger areas and reduce slipping when exiting vehicles. This mat series stays consistent with the original product design, specifications, and functions, offering a practical, durable solution for winter safety and efficiency.