They provide protection from dust and sweat and do not interfere with any function. Perfectly fits yourAirpods Max Headphones. Anti-fingerprint, Anti-Scratch, Dustproof, Sweatproof and Waterproof. Silicone Case Cover forAirpods Max Headphones: This silicone case cover is specifically designed forAirpods Max headphones, providing a perfect and enhanced protection.
eBay