Features: 100% Brand New and high quality. Self-supporting pet backpack, double D ring design for hanging objects and pulling, comfortable and does not grind the dog's hair, waterproof fabric. Large capacity small backpack with hidden waste bag opening. Description: Material:Polyester Color:Orange,green,blue,yellow Size:S:12*12*5CM M:15*15*6CM (1 inch =25.4mm or 1mm = 0.0393 inch) Package Includes:1PC Pet Backpack Notice: 1. Please allow 2-3% error due to manual measurement. Please make sure you do not mind before you bid. 2. The colors may have different as the difference display,please understand.