Shatter-resistant glass gives you the opportunity to experience all-new forms of stimulation. The hard, heavy material creates a distinct sense of fullness that is unique to glass and metal. Use hot or cold water to alter the temperature of the triplets, sending unique waves of pleasure into your body! These beautiful plugs will heighten the sexual atmosphere, whether you are playing on your own or with a partner! The hypoallergenic material is non-porous, cleaning and sterilizing easily with soap and water. Compatible with all lubricant types. Includes three complementary velvet storage satchels. Measurements: Small plug is 5.7 cm in overall length, 4.5 cm insertable, 3 cms at widest diameter. Medium plug is 6.9 cm in overall length, 5.75 cms insertable, 4.5 cm at widest diameter. Large plug is 7.6 cm in overall length, 6.4 cm insertable, 4.5 cm at widest diameter. Material: Borosilicate glass. Color: Clear.