Master Series Expansion Anal Dilator Set from XR Brands. This rubber set of 5 gratifying and graduated sized anal dilators has everything you need for all sorts of anal play, whether you are new to backdoor toys or a seasoned connoisseur. Each tapered plug is shaped to be comfortably inserted, with a pointed end and flared base that will help keep everything in place for extended wear. The semi rigid Thermoplastic Elastomers TPE provides the firmness needed for easy insertion, with enough flexibility for comfort. Use the plugs alone for pleasure, or use them as a tool to gradually step up your tolerance so you can take larger and larger toys. The graduated size allows you to work up to your desired size in ecstasy and ease. Measurements: from smallest to largest: 3.4 inches in length, 1 inch in diameter; 3.75 inches in length, 1.2 inches in diameter; 4.15 inches in length, 1.5 inches in diameter; 4.5 inches in length, 1.7 inches in diameter; 5 inches in length, 1.9 inches in diameter. Material Thermoplastic Elastomers TPE. Color Black.