Made from cotton,nylon breathable mesh. Soft, stylish & comfortable. Brand new product Chest circumference of harness chest is adjustable from the back Ship within 1-3 days 📦 POSH AMBASSADOR! 💓 Buy with confidence! ☺️ length of leash rope is 1.35M and the width is 2cm XS chest circumference of 23-37cm S chest circumference of 30-40cm M chest circumference of 34-44cm L chest circumference of 38-56cm XL chest circumference of 41-62cm.