Easy to install and remove. Made of high quality elastomer silicone to provide maximum protection for your headphone against drops, scratches and bumps. Keep your Headphone safer. Comes with a sturdy metal carabiner for easy carry-on and easy to attach your silicone sleeve to your handbag or backpack. No need to worry about losing it. 1 27/32" H x 2 7/16" W x 29/32" T