The LUNA pleasure bead system is a combined pleasure / fitness system for the circum vaginal and pelvic floor muscles. Developed as a modular alternative to traditional 'geisha-balls', LUNA offers the advantage of increased resistance over time. Her movement-induced subtle vibe makes for more efficient, fun and pleasurable Kegel exercising. Indeed, benefits of daily use include increased muscular control, enhanced sensation and ultra-intense orgasms. The full set of two 28-gram beads and two 37-gram beads and the composition girdle comes presented in an elegant gift box, accessorised with manual and satin pouch for stylish storage. Size of balls: 36 mm.