Optimal ventilation and air flowTop Access Spring Locking MechanismEasy Assembly Side Latch SystemMeets airline regulations (if used with permanent screws/ tie wraps)Available sizes: Small and MediumAvailable colours: Cherry Red, Turquoise and Blue-grayDimensions: 56.5 L x 37.6 W x 30.8 H cm (22 x 14.8 x 12 in)