KZ New Update Original 3 Pair (6 Pieces) Noise Isolating Comfortable Memory Foam Ear Tips Earbuds for In-Ear Headphones~~Note: We strongly recommend customers choose "Aliexpress Saver Shipping" and "Aliexpress Standard Shipping". This is the official logistics of Aliexpress, safe and efficient. KZ 3 Colors Memory Foam Earbuds Low price, comfortable in-ear earbuds! Specially tailored to professional fever headphones, using the same materials and processes as professional brands. Designs products specifically for fashion that are made of memory foam? 1. Very flexible and comfortable to fit the ear canal, not easy to slip; 2. Soft and comfortable, use it longer in the ear, effectively reducing ear fatigue; 3. Thickening the earpads can effectively reduce external noise and improve low frequency response. Widely compatible with 90% of mainstream headphones on the market. Significantly improve the bass performance of headphones. After installation, it can enhance the headphones' sound isolation effect, and the sound transmission loss is less than 2dB, thus improving the low-frequency performance of headphones with their physical structure. Wear more closely to the ear canal. Shape memory for up to 5 seconds, adapting to various types of ear canal. Scientific knowledge of sound. Body heat energy. Activate memory foam earbuds. The ear foam changes softly and flexibly with the ear canal. Based on the foaming technology of our memory foam earbuds, it is made to conform to the shape of the human ear canal and becomes soft when heated by body temperature. The shape and size of the ear canal changes due to exercise and temperature, so our memory foam earbuds will change with the ear canal and become flexible. For example, when you talk, sing, run, sunbathe, etc., it can accompany you. Effectively solve the problems caused by ordinary silicone earbuds: 1. Long-term wear, ear discomfort. 2. Poor ear canal fit, poor sound insulation, and weak bass. 3. Cannot fit inside the ear canal, uncomfortable eardrum. 4. When earwax, moisture, or sweat "lubricate," the rubber sleeve becomes slippery. 5. The earphones will fall out of your ears easily.Detailed dimensions: Since memory foam earbuds are a flexible item, there will be slight deviations in manual measurement, which will not affect normal use.L: high: 10.5mm outer spacing: 13mm inner spacing: 4.2mmM: high: 10.4mm outer spacing: 12mm inner spacing: 4.2mmS: high: 10.3mm outer spacing: 11mm inner spacing: 4.2mmPackage displayDisplay