Strong, durable and simple, bamboo grows throughout Asia and as such is a raw material that has benefitted people there for thousands of years. Not surprisingly, it was adapted early (after animal horn) as a material for making cups or "jars" to perform cupping therapy. So the bamboo jar is one of the most traditional approaches to the technology of cupping. _x000D_ _x000D_ The modern understanding of cupping is that it relieves ache and pains through relaxation of muscles by the gentle massage action of negative pressure. A feeling of well-being, and also wellness, follow from giving attention to sore, strained, or overworked areas of the body. _x000D_ _x000D_ Bamboo is a light, economical and cooler approach to fire cupping. By keeping the bamboo jars moist, their strength and coolness can be ensured. Some people like to boil them with aromatic leaves to infuse them with the plants' aromatics._x000D_ _x000D_ _x000D_ _x000D_ We choose best quality of Chinese bamboo,after special treatment, to prevent mildew and prevent cracking_x000D_ _x000D_ This item is for 10 cupping cups _x000D_ _x000D_ _x000D_ _x000D_ Outside caliber 4.5-5.5cm special for arm neck cervical spine and foot sole_x000D_ _x000D_ Outside caliber 6.5-7.5cm special for back and wasit Color Difference: 1) Due to the Monitor display error, there maybe color difference. If you mind of this, please kindly think about this before ordering. 2) However, if you do believe that the item received is in wrong color, please contat us to see if a return is possible. 3) If item is returned due to color difference, we WILL NOT bear the shipping cost. Shipment: 1) We only ship to confirmed order address. Your order address MUST MATCH your shipping address. 2) Service shipping time is provided by the carrier and excludes weekends and holiday. Also, shipping time may vary,especially during holiday season. 3) Tracking number will be filled in after order shipped, you can track it. 4) Import charges&tax are buyer's responsibility. We are not responsible for any accidents, delay or other issues which caused by shipping service. 5) If the package is returned by forwarding issue, buyer will be charged for return shipping and reshipping cos or we will refund the original amount detucted from returning. 6) If you have not received your shipment withing 30 days after sending, please contact us. We will track the shipment and get back to you asap. Return: 1) 100% of all delivered products are in good quality and under strict checking before sending. We will try our best to avoid quality problem. 2)We refuse returning the goods without any quality defects if you change your mind or don't like the items after you received the goods. 3) You have 7 days to contact us and 30 days to return it from the date of receiving. If this item is in your possesion more than 7 days, it is considered used and we will not issue you a refund or replacement.Please packe the item well and MUST provide us tracking number, specific reason for the return. Feedback: 1) Our goal is to make sure you have a pleasant shopping with us. Please leave us positive feedback and 5 star rates, if you are satisfied with our item and service. 2) Please CONTACT US before leaving any 1,2,3 ratings, neutral or negative feeback or open an dispute, we understand your concerns, so we will do our best to resolve the problems for you.We thank you for your effort to make this sale and purchase experience happy. 3) Feedback is very very important for us. If you are satisfied with our items, please five us five star feedback.If any problem, please feel free to cotnact us before leaving the negative feedback.We will solve for you.