Adjustable Headband and Lightweight Design: the wired headphones can let you get a nice fit for your head shape; The plastic adjustable headband is lightweight and easy to carry, let you minimize tiredness, also sturdy and comfortable on the ears, which can stay put and block outside noise Stereo Sound: the on ear headphones have high fidelity stereo sound, which benefited from quality audio driver, delivering clear sound with full dynamic range, rich bass and crisp mediant, enjoying deep bass stereo sound feast Comfortable and Reliable: the wired headphones are made of ABS shell and soft rubber ear pads, which are light, elastic, long lasting resilience, durability and not easy to break, flexible materials are suitable for repeated applied Sufficient Headphones: you will get 30 pieces of wired earbuds, which are 6 mixed color, each color has 5 pieces, enough quantity to use in home or classroom; The cord length is about 4 feet/1.2 meter, the nylon braided cable can keep awa