Play it tough! These fashion-forward and pleasure-inducing nipple presses with bells and connecting chain are fully adjustable with screws and bring a sensual and heavy-duty element to your playtime. Screw down the four points by pressing on each and twisting to tighten for a desirable fit. Don?t worry if your nipples aren?t pierced, as this product is still suitable for you! Key Features: Heavy Duty Metal Stainless Steel (4-point screws) Nickel-Free Iron (chain) Aluminum (bells) Non-Piercing Design Fully Adjustable Screws .75? x .75? (2 cm x 2 cm) ? Fully Extended Inner Diameter. 19.5? (49.5 cm) ? overall Clean the product with warm water and soap or toy cleaner before and after use.