Multi-use, disposable litter box for ferrets. Made from 100% recycled paper, this convenient, easy to use, litter box actually helps your litter to work harder. Ferret Wonderbox actively helps neutralize ammonia gases and allows air to flow through, keeping both the litter and the box drier. Lasts up to 4 weeks. Approximate dimensions are 14"W x 12"D x 6"H