Guardian Gear ProSelect Everlasting Single-Door Folding Crates for Dogs and Pets - Small The strongest crates in their class: Ideal for house training, travel, and keeping unsupervised dogs secure Super-strong, black epoxy-finished steel crates have tight bar spacing for strength, and latching doors for secure containment Free divider panel allows crate interior to grow with dog Suitcase design folds flat for easy transport and storage Perfect for Beagles, Boston Terriers, Cocker Spaniels, Pugs, and other small dogs