Fangrui Product Details [compatible] This Fabric Speaker Cover Is Specially Designed For Ultimate Ears Hyperboom Speaker. Fit For The Speaker, Adds An Extra Layer Of Protection, Extends The Life Service Of The For Ultimate Ears Hyperboom. [premium Material] The Protective Cover Is Made Of Nylon Cloth, Which Can Effectively Protect The Speaker From Dirt, And Scratches. Lightweight Materials And Precision Stitching Make The Cover Sturdy And Durable, Allowing It To Be Used For A Long Time. [scientific Design] The Speaker Cover Is Designed With A Hook And Loop Flip Cover At The Top, An Extra Hook And Loop Strap Is Provided At The Top To Roll Up And Secure The Flip Cover, Allowing Easy Access To All Buttons Of The Speaker. A Hook And Loop Strap At The Bottom Tightens The Cover To Fit The Speaker Better. [listen With The Cover On] The Four Sides Of The Speaker Cover Are Nylon Mesh Cloth. Listening With The Cover On, Sound Quality Is Not Affected. Additionally, Cutout Is Reserved For The Speaker Handle And Charging Port, Allow