Safe material, comfortable experience Environmentally friendly metal material: lead-free, non-toxic metal, smooth surface without burrs, to avoid scratching the skin, children can wear it with confidence. Key-like design: high matching between key and lock hole, easy to operate, to meet the fun of children unlocking, while preventing the risk of accidental swallowing or jamming. Fun interaction, stimulate creativity Role-playing weapon: Silver appearance restores the texture of real handcuffs, suitable for police, secret agents and other thematic games to enhance the sense of immersion of children. Parent-child interaction props: Parents and children can jointly design the rescue mission to enhance parent-child relationships and develop logical thinking and hands-on skills. Detailed design, thoughtful and practical Adjustable size: the handcuff opening is adjustable to fit the wrists of children of different ages, comfortable to wear without tightness. Lightweight and portable: compact size and light weight, children can carry it with them to friends' parties or outdoor activities, and start the game at any time. Durable and easy to clean Anti-friction process: The metal surface is specially treated to resist scratches and fading, and maintains its luster even after long-term use. Easy to clean: The metal material is easy to clean, stains can be easily wiped with a damp cloth, saving time and effort. Applicable Scenarios Family games: parent-child interaction, role-playing, adding family entertainment atmosphere. Children's parties: as party props, to enhance the fun of the event, become a hot topic among children.vCreative photography: Match with children's clothing, shooting fun portraits, record the moment of growth.