Vibrating Sextenders 3 Pack Nubbed Contoured Ribbed The Nines Vibrating Sextenders 3 Pack: Nubbed, Contoured, and Ribbed from Icon Brands. These cool-looking extenders come in three unique styles, and each is a generous 5.5 inches long. In a sexy smokey gray, they swirl, nub, rib, and more, and add size and sensation to sex, at a sensationally affordable price. This 3 Pack allows you and your partner to change amazingly textural sensations nightly. Power bullet. Vibrating sleeve. One size fits most. One each style. Sleeve material Thermoplastic Rubber TPR Bullet vibrator material ABS Plastic. The vibrating bullet requires 2 AG3 batteries, included.