Thule Dart Martingale Collar 1515 this wrap supports babies from

this wrap supports babies from birth up to 12 months (3

conversion rails and mattress are sold separately

Temperature rating of -5°F / -20°C for reliable warmth

Rear Facing: Infant

Thule Dart Martingale Collar 1515 this wrap supports babies fromThe Thule Dart martingale collar is designed for daily walks and regular use, providing a comfortable and secure fit for active dogs. Its adjustable design gently tightens when your dog pulls to help prevent slipping without choking. A soft padded sleeve cushions the neck, while reflective webbing and a logo improve visibility in low light. The secure buckle and upright D ring make the collar easy to put on and attach a leash.