Feature:1. Natural silicone material, safe and environmentally friendly, can be used with confidence.2. The shape is small and cute, easy to carry, and can be used when going out.3. The operation is simple, pressing the cup can be absorbed on the human body.4. The cup is soft, has no peculiar smell, and will not deform after repeated use.5. Fine workmanship, smooth and textured edges, will not scratch the skin when cupping.Specification:Condition:100% Brand New Item Type: Cupping DeviceMaterial: SiliconeScope of Application: Suitable for clinical treatment and health careFunction: CuppingProduct Features: Five sizesPart of Use: Various parts of the bodyProduct Model/Size: 1#, 2#, 3#, 4#, 5# (arranged from small to large)1#: Inner Diameter: Approx. 2.3cm/0.9in, Outer Diameter: Approx. 3.5cm/1.4in2#: Inner Diameter: Approx. 3cm/1.2in, Outer Diameter: Approx. 4.6cm/1.8in3#: Inner Diameter: Approx. 4.1cm/1.6in, Outer Diameter: Approx. 5.8cm/2.3in4#: Inner Diameter: Approx. 4.8cm/1.9in, Outer Diameter: Approx. 6.8cm/2.7in5#: Inner Diameter: Approx. 5.5cm/2.2in, Outer Diameter: Approx. 7.5cm/3inInstructions:1. According to the patient's condition, choose acupuncture points. When selecting acupuncture points, they can be divided into two groups according to treatment reference points. One group is used in rotation every day2. Choose an appropriate negative pressure tank and a comfortable position (generally can be divided into prone, supine, side lying and various sitting positions)3. Put the cupping on the acupuncture point, press down firmly, the body of the cup will be absorbed on the human body4. At the end of treatment, remove it with force.5. After