This amp cover is manufactured from heavy-duty black vinyl, with felt inside lining, and a baby-blue vinyl trim. Designed specifically for the Acoustic 410 and 115 bass speaker stacks, the amp cover features custom-sized openings on the side for amp handles, vinyl covering, felt inside lining, and a 9"H x 9"W x 1"D zipper pocket on the side. Help prevent damage to the outer covering, control knobs and grill, keep out dust and rain, and protect it from the sun"s harmful rays.Amp cover custom-designed to fit Acoustic"s B410 and B115 cabinets