1. The magnetic couple bracelets are made of 8mm premium natural stones, ward off negative energy, and calm you down. Improved stainless steel magnetic bell, never fade and won't fall off. 2. This couple bracelet is elastic and can be stretched within a certain range. Easy to put on and take off. Never worry about losing it. 3. These couple bracelets are designed for love, friendship, perfect for wife, husband, girlfriend, boyfriend, best friend.