Features: brand new and high quality Stainless steel hammer tip, high hardness for penetrator material, the bus and explosion-proof film for Windows can be easily broken, fast escape from the danger. Hidden design is safer: Built-in cutter, for sharp abd do not hurt the hand, when the belt fails, can help you quickly cut off and escape the danger. Metal flat for head hammer, multi-purpose hammer, hard material to knock, nail, etc., meet daily needs. Non-slip handle, do not release at the critical moment. Built-in Cutter: When the for seat belt cannot be opened, the for seat belt can be cut with a built-in cutter. The scalpel-level for sharp cutter is enough to easily cut any car for seat belt. Small and portable design, easy to carry. Essential Life-saving Supplies: Multi-in-one, it is multifunctional. Essential life-saving supplies in the car. Specifications: Material:ABS+Stainless Steel Size:Approx.7.5x13cm/2.95x5.12inches Color:Red Style: Hollow/Solid Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Safety Hammer