XDcase 3 Pairs Replacement Silicone Sponge Ear Tips, SML Size 1. Eco-friendly & Skin-friendly Material: Made of eco-friendly silicone, soft and skin-friendly without irritation, fits the ear canal contour seamlessly, no ear abrasion or harm even with long-term wear. 2. Slow-Rebound Memory Foam Core: Built-in high-density slow-rebound memory foam, no collapse or deformation after prolonged use, maintaining fit and comfort continuously. 3. Precision Dust Screen Design: Integrated dust screen blocks dust and debris effectively, protects the headphone speaker unit, and restores lossless original sound quality. 4. Enhanced Sound Insulation: Fits the ear canal tightly to form a sealed space, blocks ambient noise strongly, and ensures immersive listening without external interference. 5. Multi-size Compatibility: Comes in SML sizes, perfectly matches different ear canal sizes, and allows you to find your exclusive fitting experience easily. Note: This product is ear tip accessories only, the headphone body is not included.