This Diono All Weather Foot muff is a year round convenient product. Its interior plush padding, creates a warm and cozy environment during cold winter season, and easily converts into a comfortable seat liner for milder days. This sack can reach chin level for maximum warmth and folds over with integrated magnetic clasps to regulate heat. The center and side zippers enable hassle free access and cleaning ability. Specifications Coordinates with all Diono, and most other strollers. Water Resistant. 5 point harness with 3 shoulder levels to grow along with your child. Maximum weight 50 lbs.