My son is 20-1/2 waist or less and fits medium rather than small. I bought the next size up as a spare because he was supposed to be here the day before his first day of school and I don't have time for mistakes, he is in Pre-K, almost four years old.
π Convenient and Stylish 4PCS Adjustable Magnetic Boys' Accessories and Belts for Active Kids
38 Review
African Waist Beads for Women: Stretchy π§ Belly Beads Chain with Charms for Effective Weight Loss
30 Review
π Adjustable Stretch Belt for Boys - Essential Boys' Accessories for Kids
30 Review
Stylish Steve Madden Kids' Reversible Belt for Boys
41 Review
π¦ Colorful Dinosaur Boys' Accessories: Waterproof Mittens for Outdoor Adventures and Cold Weather
47 Review
𧣠Warm Winter Chenille Cashmere Stretchy Boys' Accessories by Motarto
39 Review
Mujjo Knitted Winter Gloves with Touch-Screen Compatibility, Dual Insulation Layers, Full-Hand Mobility, Non-Slip Phone Grip and Leather Wrist Cuff".
64 Review
𧀠Ultimate Protection for Toddlers: Waterproof Winter Mittens with Fleece Lining - Ideal Cold Weather Accessories for Boys
52 Review