JOLIE - Waterproof Take it anywhere! Jolie: Our newest and smallest sea colored little wonder is waterproof, offering a great variety of uses. Answering the needs of today's women "on the go", this particular model packs a whopping single vibration in its small, sturdy frame, and functions on one AA battery which is not included. The Jolie measures 10cm (3 3/4") in length "This pretty gem updates another one of our favorite friends - "the pocket rocket" - into a sleek, modern form designed by a woman who knows her business" ---CAKENYC.com