Environmentally friendly materials: The iPhone 11 Pro Max case with strap is made of TPU silicone resin with abrasion resistance. Even when bent or folded, it quickly returns to its original shape. TPU is recyclable and reusable, providing an environmentally responsible option. Fixed rope: The strap is woven from density polyester material, helping prevent tangling or excessive swinging during use. It has a diameter of 67 mm and a length of about 1.5 m, and the length can be easily adjusted to suit your preference. protection: A thirdparty evaluation indicates that the edges of the phone, the four corners of the screen, and the raised position of the camera are key areas for scratches and damage. The case features a raised bumper design of 1.5 mm at the four corners to protect the iPhone 11 Pro Max from scratches and drops. Special design: The transparent design is tailored for the iPhone 11 Pro Max. Precise cutouts allow easy access to all interfaces, and the case preserves the phone's original appearance while providing a secure carrying option. Compatibility and fit: Specifically designed for the iPhone 11 Pro Max, ensuring a precise fit and comfortable access to controls, ports, and cameras. Use scenarios: Everyday carry and commuting: Attach the strap to keep the phone secure in hand or around the neck, reducing the risk of drops during walking, commuting, or busy indoor environments. Travel and public spaces: The strap enables quick grabbing from a bag or pocket for convenient access while keeping the phone within easy reach in crowded areas. Outdoor activities and photography: The raised corner protection helps guard against accidental bumps on uneven surfaces, while the strap allows you to use both hands for other tasks or shooting.