When you need to protect your precious Mackie sub, turn to the Slip Cover for Thump118S Subwoofer from Mackie. This convenient slip cover is custom made to fit the Thump118S subwoofer and slides right on with minimal effort. Thick and durable, it will reliably protect your speaker from scuffs or bumps during transport and includes a handy flap that opens to reveal the sub's carry handles.