Specification: 1. Material: Silicone 2. Storage method: dry storage, avoid high temperature 3. Color: orange, white, blue, black 4. Weight: about 130 grams
Features: 1. Made of silicone material, soft and comfortable, hypoallergenic 2. Can be washed without deformation 3. Three-layer design, better sound insulation 4. Comfortable to wear and durable
