Product net weight: 50g Product Name: Automobile Safety Escape Hammer Test glass: one piece Size: 20x88mm Package size: 120x80x35mm Process: Sandblasting oxidation Material: Aluminum alloy / PC + ABS Including packing weight: 110g Easy to Carry: Compact design fits into pockets, wallets, or attaches to keychains. Includes protective cap with double-sided tape for secure mounting in vehicles. Window Breaker: Features a durable tungsten steel tip with a hardness of 55, capable of quickly breaking side window glass in emergency situations. Seat Belt Cutter: Simple to use—open the protective cover, align the U-shaped cutter with the seat belt, and push forward for fast release. High Quality Material: Constructed with metal-finished aluminum alloy and durable plastic components. Resists high and low temperatures when stored in vehicles. Note: Designed to break tempered glass only, such as car side windows. Cannot break laminated glass, including front and rear windshields or sunroofs. Recommended for every vehicle as a safety tool. Package Included: Safety hammer x 1, base x 1, test glass x 1