The Silicone Nipple Suckers are perfect to get you started during foreplay. with a gentle tug-and-pull suction sensation. Made of body-safe silicone. the suckers have an easy-to-use design and are great for solo play or for use with a partner. Also included in the box are a pair of non-piercing nipple rings.- Materials: 100% Silicone- Weight: 23 grams- Length: 5 cm- Width: 3 cm- Height: 3 cm