SHERPA SPORT DUFFLE Dog Cat Animal Pet Carrier Bag & Tote. Airline/Subway/Rail Approved. Size-Medium Color-Red w/ Reflective Sliver Trim To measure length is nape or collar area to base of tail. height is floor to top of shoulder Maximum weight for this bag is 8 lbs please measure your pet before ordering Zippered side pockets, includes shoulder strap, reflective safety trim Airline approved, Mesh panels for Ventilation, top and side entry 18" long x 10.75 "wide x 10.5 High outside dimensions Red Medium