Heavy Metal Unisex Neck Wrist Ankle Restraints Cangue Shackle Slave Roleplay. Material: Aluminium Alloy Color: Silver Weight: 1.5kg Size type Female. (neck inner diameter: 12cm/4.72") (hand inner diameter: 4.5cm5.6cm / 1.77"2.2") (neck thickness: 1.8cm/0.71")(hand thickness: 1.4cm/0.55") (Hight: 1.3cm/0.51") (Full length: 39cm/15.34).(neck inner diameter: 14cm/5.51") (thickness: 2cm/0.79") (height:1.4cm/0.55") (hand inner diameter: 5.2cm7cm/ 2.05"2.75") (Full length: 39cm/15.34"). The material is exquisite, the workmanship is exquisite. Form a perfect integral with body, wear comfortable, don't easy to fall off, bring you a full care. ALL Our products, are selected by us for their quality and affordability and we are very proud to sell them, We have been to trade shows and handled every item we sell!