Silicone Heart Loop Phone Lanyard, Wrist Lanyard Strap with Plastic & Alloy Keychain Holder, WhiteSize: big heart: about 88mm wide, 75mm long, 7mm thick; small heart: about 35m wide, 30mm long, 3.5mm thick; alloy spring gate ring: 25.5mm in diameter, 4.5mm thick; plastic card: 55mm long, 55mm wide.