KEGEL EXERCISE KIT:Complete with two sets of interchangeable 30g and 40g balls you can replace and assemble them into different weight as you like</br>BODY SAFE METAL&SILICONE:These luxurious metal balls are retained in the highest quality body safe silicone providing the best experience possible which are super softnon-toxic and odorless very easy to clean and skin-friendly</br>TRAINING INSTRUCTIONS:Five Progressive Training Procedures from light to heavy reduce female vaginal response and allow for lasting progressSpecially Used for improved bladder control pelvic floor strength and enhanced intimacy</br>BEST FOR ALL WOMEN:Adhere to scientific trainingcan prevent incontinenceeasier childbirth and post-partumsexualsensibilityreduce lower back painWhether you're in shoopingsporingworkinghouse woringyou also can use and easy to take out the ball after use.</br>EASY TO CLEAN: 100% Waterproof and designed with comfort in mind and the seamless and soft exterior of these kegel exercisers are made from non-porous material Safe for use with water based lubricants</br></br>Product Description</br></br>Specification <br>Ball material: body safe metal <br>Ball retainer: body safe silicone <br>Gold ball weight: 30g <br>Blue ball weight: 40g <br>Ball diameter: 31mm <br>Overall dimensions: 155mm(L)*32mm(D) </p>Doctor Recommended to Strenghthen Pelvic Floor Muscles for treating Bladder Incontinence > Easier Labour & Delivery. <br>?? Help cure urinary stress incontinence <br>?? Give you back your bladder control <br>?? Fight vaginal and rectal prolapse <br>?? Maintain pelvic floor health <br>?? Help make childbirth easier and recovery faster <br>?? Regain strength and tightness of pelvic floor muscles <br>?? Enhance elasticity of the vaginal muscles </p>How to use <br>1.Clean before use <br>2.use water-based lubricant before use <br>3. <br>