Never forget not to fear the anchor ring to your ring. They're so soft you don't even feel it. PERFECT SOLUTION: An innovative spiral design provides a durable and comfortable fit for most rings, easily wraps around the ring of any band. LENGTH: 10cm / 4 inch, can be shortened to adjust waist reduction. Easily to apply, no adhesives, chemicals or fasteners required EASY TO CLEAN: Can be easily cleaned to remove dirt, oil, prevents water retention and contaminant build-up. Lights for longer and is more comfortable than other ring size settings Easy to use and operate: which has advantages of abrasion resistance, strength oil, transparency, elasticity. Easy to use, won't trigger when you take off.