SUPERIOR SOUND QUALITY -- High-performance drivers deliver natural and clear sound with enhanced bass, provide you the optimal listening experience, our this earplug headphones is patent product, professionally designed for music listening requirement in noise environment, excellent sound quality and comfort enough let you choose it without hesitation | ERGONOMIC DESIGN -- Ultra-soft ErgoFit in-ear earbuds headphones conform instantly to your ears, they’re more comfortable and less likely to fall out, freeing you to enjoy your music | ALL-DAY COMFORTBLE -- Extra-soft silicone material allow you 24 wear and do not harm your ear, nothing will save you from the fearsome snoring spouse just right beside you, Maxrock earplug earphones will help you, earplugs earphones is effective noise-isolating help anyone who needs to concentrate on work in the loud noise environment (but not muffle voices) | INTELLIGENT CONTROL TECHNOLOGY -- In-line Mic & Volume Control, allowing you to conveniently control volume, select songs and take calls, compatible with Apple iPhone, iPod, iPad, android devices, MP3/MP4 players, PCs, notebook computers w/ most of devices with the standard 3.5mm jack | 100% PRODUCT WARRANTY -- Three-month hassle-free product guarantee, It’s our pleasure to help you about our product, please contact us if you had any confusions in mind, enjoy rest assured purchase