Gossip Rump Rockers from Curve Novelties is something to talk about. This 3-piece anal plug trainer set offers graduated sizes for extra comfort. The curved, ergonomic base allows for easy wear ability. Can be warmed or cooled for a variety of sensation. Unscented, non-porous, hypoallergenic. 100 percent silicone, 100 percent waterproof. Small plug measures 3.25 in. long, 2.125 in. insertable, 0.875 in. wide. Medium plug measures 3.875 in. long, 2.5 in. insertable, 1 in. wide. Large plug measures 4.75 in. long, 3.125 in. insertable, 1.25 in. wide.