1. Good air tightness, tight and not easy to lose 2. Silicone material, silicone material, soft and elastic, heat and cold resistance, strong applicability 3. 360-degree high-speed rotation, no winding, sensitive drift 4. Quick line change, easy to operate 5. Material: Silicone/Rubber 6. Size: about 20/24/27mm 7. Description: silicone color will be shipped randomly
