General basic boys cotton shorts, they are a little looser, which suits us very well, there is room for growth. I ordered a size 3/4 but my 4 year old definitely doesn't have them on his hip - he could probably wear them until he was 5.
Boys' Adidas Active Sports Tricot Athletic Clothing
45 Review
π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review
π Boys' Outdoor Climbing Convertible Trousers - Waterproof | Clothing
47 Review
Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
46 Review