My son is 6 years old and we have a little one who says 6-8 years old. It fits him now but I doubt it will fit him in 6 months (and he's a skinny kid). So you may want to increase the size. Otherwise they are great.
πͺ 3T Boys Training Underwear: Comfortable and Durable Toddler Underwear
41 Review
π Brix Boys Long Sleeve Tees - Optimized Clothing for Boys
42 Review
π¦ ViCherub Boys' Black Large Underwear - Pack of 3 | Boys' Clothing Collection
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Comfortable & Durable: Lucky & Me Noah π©² Boys Boxer Shorts 5 Pack - 100% Cotton Tagless Underwear
49 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
π₯ Stay Warm and Active with Rocky Fleece Thermal Underwear Bottoms for Boys
44 Review