1. Breathable mesh, cool and comfortable 2. Multi-directional packaging, bright reflective strips, more angles to reflect the light source, making it safer to travel at night 3. Towing D ring, adjustable buckle design, easy to adjust the size 4. Material: polyester mesh 5. Application: both cats and dogs 6. Size: XS/S/M/L/XL 7. Weight: XS is about 72g, S is about 80g, M is about 85g, L is about 95g, and XL is about 100g