i redid mine an i just ripped off the old material and sanded the foam off and tucked it with a butter knife and held it open with a screwdriver and tucked it all the way around i used black velour instead they have it a walmart for like 5 a yard you can usually get any material from a local upholstery shop

http://memimage.cardomain.net/member_image...9/476197_71.jpg

http://memimage.cardomain.net/member_image...9/476197_72.jpg