- Durable Materials : Crafted from high-quality PU and stainless steel, these wheels are designed to resist wear and tear, ensuring long-lasting performance for your shopping needs. - Optimal Wheel Size : Measuring 9 cm (3.54 inches) in diameter, each wheel offers a perfect balance of stability and maneuverability, making them suitable for various terrains. - Innovative Stair Climb Design : Featuring a unique triangular shape, these wheels make stair climbing easier. Experience smooth and effortless movement when navigating stairs with your shopping cart or trolley. - Easy Package Inclusion : The package contains one pair of spare wheels, allowing you to quickly upgrade or replace the existing wheels on your cart or trolley without hassle. Use Scenarios : 1. Grocery Shopping : Easily maneuver your shopping cart through store aisles and up staircases to your apartment. 2. Market Visits : Perfect for trips to outdoor markets, where uneven surfaces and stairs can challenge traditional wheels. 3. Home Deliveries : Upgrade your delivery cart with these wheels to improve performance when transporting goods up and down steps. These wheels combine functionality and durability to enhance your shopping experience. Whether you're navigating crowded stores or tackling stairs, our wheels ensure you can move with ease and confidence. Perfect compatibility with most shopping carts and trolleys makes these a practical choice for your everyday needs.