My grandson is 12 years old, he is quite thin.
It just fits him and it was XXL. Don't worry if they weigh over 100 pounds as they are made for "little" people.
π§₯ JAN JUL Boys' Waterproof Fleece Lined Cozy Dry Clothing, Jackets, and Coats
58 Review
Waterproof Hooded Rain Jacket for Kids - Lightweight Fleece Lined Coat for Boys and Girls - Windbreaker Raincoat
64 Review
π Shop the Best: Amazon Essentials Toddler Full Zip High Pile Boys' Clothing
52 Review
Insulated Spruce Jacket for Boys by Arctix
62 Review
π₯ Stay Warm and Active with Rocky Fleece Thermal Underwear Bottoms for Boys
44 Review
π Boys' Outdoor Climbing Convertible Trousers - Waterproof | Clothing
47 Review
Waterproof Cozy-Dry Rain/Snow Pants for π§ Kids by JAN & JUL, with Fleece Lining
64 Review
π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review