Choosing a well-fitting kids' jacket involves balancing comfort, safety, and room for growth while ensuring proper protection from the weather. Here’s a guide:

Sleeve Length: The sleeves should cover the wrists but not extend past the knuckles (to avoid tripping hazards).
Shoulder Fit: Seams should align with the child’s shoulders—not too tight or drooping.
Room for Layers: If buying for winter, ensure enough space for a sweater underneath without restricting movement.

Hood & Drawstrings: Avoid jackets with long, dangling drawstrings (choking hazard). Opt for snap buttons or elastic-adjusted hoods.
Zippers & Snaps: Easy-to-use zippers (preferably with a large pull tab) or magnetic snaps for younger kids.
Reflective Elements: Important for visibility in low-light conditions.

Cuffs & Hem: Look for adjustable cuffs (elastic or Velcro) and a slightly longer hem for extra coverage.
Expandable Features: Some jackets have extendable sleeves or waistbands for growing kids.
Rule of Thumb: Buy one size up for winter coats (to last 1-2 seasons), but avoid excessive bulk.

Toddlers (1-3 yrs): Hip-length jackets prevent tripping.
Older Kids (4+ yrs): Longer coats (thigh-length) for warmth, but ensure they don’t hinder movement.

Winter: Insulated (down or synthetic) with water-resistant outer fabric.
Rain: Lightweight, waterproof (e.g., Gore-Tex or PVC-coated).
Spring/Fall: Breathable fleece or softshell jackets.

Arm Raise Test: Have the child raise their arms—the jacket shouldn’t ride up excessively.
Squat Test: Ensure the jacket doesn’t bunch up when bending or sitting.