Medium Fits my 11 year old well, he doesn't wear pants so they go well with shorts on cold days. They wash well and don't shrink. You are not too skinny. He's playing hard and so far they're holding up well!
π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review
π Fruit of the Loom 6 Pair Cushion Ankle Boys' Clothing: Comfy and Stylish Selection for Active Boys
57 Review
π₯ Stay Warm and Active with Rocky Fleece Thermal Underwear Bottoms for Boys
44 Review
Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
46 Review