Features: Made of sponge material, soft and elastic earphone for head beam fits for everyone's for head. Suitable for JR300 JR300BT JR310BT children's headphones. Protect the headband of your over-ear headphones from dirt, sweat and general wear and tear. Easy to install and remove without any tools and easy to use. Good replacement for old / damaged / broken / damaged / bad one. Specifications: Material: Sponge Color: Army Green, Blue, Pink(optional) Size: Approx. 122x22mm/4.80x0.86 inch Applicable Model: for JR300 JR300BT JR310BT Student Wired Headsets Quantity: 1 Pc Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you don'for t mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Piece for Head Beam Cushion