How To Clean:Wash the yoni eggs with neutral lotion for several times, and rinse them with running water , air dry the yoni eggs or wrap the yoni eggs in a soft clothEnjoy Natural & Healthy Massage - yoni egg are made of natural jade stone. Anti-aging, anti-wrinkles line, Maintain the state young and passionate ，better skin and health without any chemicals or irritantsGive the special one a gift of love. The jade egg comes in a beautifully designed package, which can be a meaningful gift for wife,girlfriend，sisterSize:Suitable for different period of kegel exercise.L:45*30mm, for women who had deliveried children after a period of time or women who are over 50 years oldM:40*25mm, for the women who most of womenS:30*20mm,for the women who had practice for a period and had mastered control their musclesWhen To Use:Yoni eggs can be used during meditation/sitting down watching television/doing work/walking and other every day activities.Special Tips:Each one is not the same in color, jade pattern, thickness, it is normal. As this item are carved processed by natural stone. Due to the color difference between different computers, please refer to the package received.Money Back Guarantee ：As you know，the natural jade is fragile, though we pack it very carefully，it still easy to be damage in transit,If you receive the broken massager, please contact us , We will refund the money or resend new package according to your wishes.