I don't just check out books-I check out everything. Quiet, collected, and full of secrets, I know exactly how to keep your attention. One look over my glasses, and you'll forget how to behave. Now Shh€¦ Dimensions package: 6.1" x 2.95" x 2.95" Product dimensions: 4.72" x 2.76" Product weight: 8.61 oz Product diameter: 2.76" Inner diameter: 0.59" Insertable length: 4.33" Materials: Non-Sticky TPE