NWOT - never used Large Size: Sizing: Suitable for most dogs and cats up to 25lbs Assembled Exterior Dimensions: 18.5” length, 11.75” width, 11.5” height Pocket Insert: Can be removed to conform to the seat requirements of smaller aircraft. Carrier Weight: 3.2lbs Materials: Water-proof 1200D polyester, mountain climbing rope, addition details. Cleaning Instructions: Spot clean other areas with warm water.