The Guardian Gear Contain-Me Crate makes transporting pets easy. This heavy-duty plastic crate features air vents a metal door and sturdy security latches. Crate Sizes Length Width Height Weight Capacities Extra Small 18" 12" 9" Holds up to 10 lbs Small 22 3/4 " 15 3/4 " 10 1/2 " Holds up to 25 lbs Medium 26 3/4 " 19 1/4 " 14 1/2 " Holds up to 35 lbs Large 36 1/4 " 24 3/4 " 20 1/2 " Holds up to 70 lbs