1. Material: EVA
2. Weight: about 1 g/piece (4 pairs/piece)
3. Size: about 6x9 mm/piece, D type about 8x19 mm/piece, drop shape about 8x16 mm/piece
4. Features: firm sticking, not easy to fall off, soft and light, EVA sponge material, not easy to take off, hygienic use, comfortable to wear, wide applicability
5. Note:do not wash in water, try to avoid repeated pasting, matte and hollow nose pads cannot be used