Crisper silicone ring performance: excellent sealing properties, water does not leak; 2. preservation effect, completely non-toxic and tasteless; 3. The heating temperature can be set to high strength, no deformation, no harmful substances; 4. good tensile properties, specifically Testing; 5. high level of health and environmental protection, through a series of ISO9000 certification, and through the EU ROSH certification, the US FDA certification, can provide a certificate. Crisper silicone ring parameters: Shenzhen Ka Kit manufacturers of raw materials 100% silicone color temperature -60 ~ 300 oC arbitrary modulation process platinum cured hardness 30-80A perimeter according to customer needs proofing time three days of sample charge free delivery 3-7 days Certification FDA ROSH price negotiations