◉ Effectively trains hard-to-tone inner thigh muscles! ◉ Super easy! Just hold it between your inner thighs for 60 seconds‼︎ ◉ Effectively stimulates inner thighs with the double load of spring and vibration! ◉ Compact and easy to use anywhere! ◉ Casual training while reading or watching TV! ◉ Strengthens pelvic floor muscles, helping to prevent urinary incontinence! ◉ Can be used to train various areas, such as upper arms! ◉ Refresh your whole body with the optional cushion! Product Name: My Cute Sakura Pink Manufacturer: Shop Japan Batteries Used: 3 x AA alkaline batteries (sold separately) Materials: Polypropylene, ABS resin, etc. Size: W18.0 x H17.8 x D7.3cm Weight: 330g (without batteries)