This tentacle is brightly colored during the day and glows bright in the night! It has a rainbow-sherbert array of colors and when you charge it with UV light from a flashlight or sunlight it glows a bright neon green cherry red and golden-yellow in the dark. The tapered tip makes insertion easy and then the shaft gets gradually wider and bigger to stretch you the deeper you go. Textured with suckers and a tongue-like backside you'll enjoy every inch! Made from premium phthalate-free silicone it has a firm core and soft silky surface. Explore every sci-fi fantasy roleplay or cosplay scene you want with this epic adult toy! The wide base is anal-safe has a suction-cup for hands-free play and strap-on harness compatible! Play alone or with a lover! Use only with water-based lubricants for best results. After play is over wash the dildo with warm water and soap and use a toy cleaner to spray clean. Wipe dry and store in a cool dark place out of direct sunlight. Measurements:Overall length: 7.2 inches.Insertable length: 6.7 inches.Narrowest insertable diameter: 0.75 inches.Widest insertable diameter: 2.2 inches.