1?��COMPATIBLE MODEL: Replacement ear tips are specially designed for iOS Pro earbuds, which perfectly replace your old eartips to meet different needs of you and your family.? 2?��3 SIZES: Including L, M and S eartips. The soft memory foam can change with the ear canal, which is suitable for exercise and will not fall off. Precise size ensures a perfect fit.? 3?��MEMORY FOAM: Ear tip is made of memory foam, soft and comfortable, and will not cause earache. It fits your ears, comfortable to wear all day long and stays in place.? 4?��NOISE CANCELING: Eartip can provide airtight property to reduce some external noise and make eartip more noise reducing, allowing you to focus on sound.? 5?��EASY TO USE: Earplug is easy to install and put into the charging box, there is no need to compress or insert foam, which will not interfere with charging.