The size of the hand rope can be adjusted, the rope material is Milanese rope,the rope thickness is about 2.5MM,and the size of the magnet buckle is about 8MM.Magnetic Couples Bracelets -- This matching couple bracelet comes with a magnetic charm, they will mutual attraction when being closed, representing the eternal love/friendship between you and your loverfriends!Always With You -- Pinky Promise bracelets allow you to feel close to your loved one, no matter the distance. Whatever you and him(her) are in a long distance relationship, you could send each other this promise matching bracelet, imagine how sweet it is when they see this bracelet and the special message you sent.Sweet Gift:Magnetic couples bracelet will be a meaningful gift for friends/lovers/couple/boyfriend/girlfriend on Valentine's Day,Wedding,Birthday and Anniversary,Graduation,Christmas,perfect for any occasion.Excellent workmanship: These bracelets are made of Milanese material, with fine workmanship,simple and elegant appearance, showing minimalist charm,not easy to damage, reliable material to provide you and your lover or friends with longterm service