
I first bought a size 8 as a gift for my grandson's 7th birthday. That size wasn't even close! More like a 5. He's tall for his age, but the first pajamas were small. I exchanged it for a size 10 for free and it fits great.

Amazon Essentials Snug Fit Pajamas - Stylish Boys' Sleepwear & Robes Collection
44 Review

Snug-Fit Cotton Pajama Sleepwear Sets for Kids featuring Disney, Star Wars, and Marvel by Spotted Zebra
54 Review

π Mud Kingdom Toddler Collar Pajama: Stylish Boys' Clothing for Comfortable Nights
45 Review

Enfants ChΓ©ris Toddler Pajamas: Warm Cotton Pjs for 24M-6 Year Old Girls Boys
50 Review

π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review

Waterproof Cozy-Dry Rain/Snow Pants for π§ Kids by JAN & JUL, with Fleece Lining
64 Review

Funny Guy Mugs Tearaway Sweatpants: Playful Boys' Clothing for Fun and Active Days
49 Review

π Fruit of the Loom 6 Pair Cushion Ankle Boys' Clothing: Comfy and Stylish Selection for Active Boys
57 Review