You are very small. Order a size or two larger. I have a 6-7 year old for my grandson who wears a size 6 or 7 in his pants. Very short. Almost 4-5 inches shorter than other brands I've bought in a size 7. Not very fat. Best suited for spring or autumn, but not for winter.
Carhartt Boys' Washed Dunagree Realtree Pants - Ideal Boys' Clothing for Outdoor Activities
46 Review
Kid Nation Solid French Jogger Boys' Clothing
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π Stay Stylish and Comfy with Columbia Little Toddler Cypress Brook Boys' Clothing Pants
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π©³ Comfortable & Stylish: UNACOO Fleece Sweatpants for Boys β Perfect Casual & Active Clothing!
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Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
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π Boys' Outdoor Climbing Convertible Trousers - Waterproof | Clothing
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π Fruit of the Loom 6 Pair Cushion Ankle Boys' Clothing: Comfy and Stylish Selection for Active Boys
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Boys' Adidas Active Sports Tricot Athletic Clothing
45 Review