18CM Optical Glass Triple Triangular Prism Physics Vicedeal 10PCS Clear Crystal Glass Chandelier Lamp Lighting Part Prisms Drop Amazon.com : Supkiir 5 Pack K9 Optical Crystal Photography Prism Set 5Pcs 76mm Clear Glass Crystal 2 Hole Chandelier Prisms Hanging Drops. This slick, temperature sensitive set lets you work your way up with graduated sizes. Each plug features a tapered tip for easy insertion, and a flared base that will help keep it in place. The non porous material is hypoallergenic and safe for those with sensitivities. Phthalate free and easily sterilized, it is compatible with all lubes and will not harbor bacteria. Heat it up or cool it off with a quick dip in hot or cold water. Treat yourself to erotic bliss with Dosha Measurements: Small: 4. 5 inches in total length, 4 insertable, 1. 15 inches in diameter. Medium: 4. 75 inches in total length, 4. 5 insertable, 1. 35 inches in diameter. Large: 5. 75 inches in total length, 5 insertable, 1. 55 inches in diameter. Material: Borosilicate GlassColor: ClearNote: Includes 3 anal plugs. Item Weight and Dimensions: Weight: 0. 01lbs