1. Closely fit and isolate noise. 2. The memory cotton is heated by different temperatures of the human body, and the shape will change, so it is more suitable for the contour of the ear canal, which can effectively improve the wearing comfort of the earphone and enjoy the beautiful music! 3. The inner hole is about 4.5mm, suitable for earphones with a diameter of 4.5-5mm, which is compatible with most earphones. 4. Easy to wear. 5. Quantity: 3 pairs 6. Size: Large: 13mm / Medium: 12mm / Small: 11mmSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 10cm * 6cm * 1cm / 3.94inch * 2.36inch * 0.39inch Qty per Carton 700 Carton Weight 10.50kgs / 23.15lb Carton Size 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Loading Container 20GP: 620 cartons * 700 pcs = 434000 pcs40HQ: 1439 cartons * 700 pcs = 1007300 pcs
