Unique design protects cassettes during shipment.
	Manufactured from strong 200#-B oyster white corrugated Locking tabs No tape or glue needed to assemble Oversized ends offer additional edge protection Ships and stores flat to save space 4 5/16" x 2 3/4" x 11/16" Each weigh 1.92 ounces Bundle of 50 mailers Holds 1 cassette tape