[Offer Safety to Children or Pets] Window restrictor hooks are designed to limit the opening of a window to 100mm, helping prevent children or pets from falling or running out, enhancing safety. [Easy Installation] Requires only a screwdriver to install the restrictor locks on the window. Includes screws and an operation manual for easy setup. [Durable 304 Stainless Steel] These window restrictors offer excellent corrosion resistance, high toughness, and rust protection, extending service life. [Reasonable Design] Can be released to allow full window opening and automatically re-engages the restricted position when the window is closed, providing convenience and security. [6PCS Right Handed + 6PCS Left Handed] Pack includes 6 right-handed and 6 left-handed window restrictors for versatile installation. Ideal for use in homes, kindergartens, schools, and other environments requiring window safety. Name: Window Restrictor Locks Color: Silver Material: Stainless steel Package Contents: 6 x Right Handed Window Restrictor Locks 6 x Left Handed Window Restrictor Locks 48 x Screws 12 x Safety Fixing Pins Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.