1. Compatible with all cylindrical or square speakers on the market, such as for the Flip 3/4/5, for Charge 3/4/5, for UE Boom 2/3, UE MegaBoom 1/3, for Pill+, for Wingman GPS, for Pulse 4, and for SRS-XB23. 2. The contact with the speaker features a non-slip adhesive treatment for enhanced stability. 3. Nylon Sticker fastening allows for adjustable strap length. 4. Long, square buckles on the sides allow for easy adjustment of strap spacing. 5. Integrated strap mount for added convenience. Color: Black Material: Drop Tape 600D Twill Cloth Package Contents: 1 * Bike Speaker Mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.