If you're looking for an extender that does more, the 3-way Double Dolphin is the perfect choice. Advanced design will satisfy and thrill both you and your partner. Provides a 3-way arousal system that will simply outdo other more simplistic extenders. The Dolphin slips comfortably over the penis, adding both support and girth. Made from soft, stretchy material to ensure the man's comfort. There are pleasure nubs designed for both of you - she'll thrill to the outside nubs, while you'll really get into the inside nubs. Includes a removable 3-speed stimulator - use it with the Dolphin, or remove it for added sexy foreplay games. The extender is made from safe TPR, stimulator is made from ABS with metallic plating. Uses 3 watch batteries, 6 batteries are included. The Dolphin measures5 cm x 4 cm, with the shaft measuring 10 cm x 4 cm Removable stimulator measures 6 cm x 2 cm.