This unique silicone training ring features a rounded wing that holds up to three small weights. Each grooved hole supports a 2-ounce removeable steel ball that locks securely into place for any play time activities. Stretchy and comfortable, it's a simple design that snugly supports and fortifies, with incremental increases up to 6 ounces in total. Submersible in water & easy to clean.Features Silicone weighted training ring Three 2-ounce removable weights Grooved holes hold weights securely Comfortable, stretchy ring Made from creamy smooth silicone Weights made from steel Waterproof & submersible Phthalate & latex free Product DimensionsHeight: 3.03", Depth: 1.39", Width: 2.06"