| US Kids Size | Foot Length (in) | Recommended Age |
|---|---|---|
| 5 Toddler | 4.7–4.9 | 12–18 months |
| 6 Toddler | 5.0–5.2 | 18–24 months |
| 7 Toddler | 5.3–5.5 | 2–3 years |
| 8 Toddler | 5.6–5.8 | 3–4 years |
| 9 Toddler | 5.9–6.1 | 4–5 years |
| 10 Little Kid | 6.2–6.4 | 5–6 years |
| 11 Little Kid | 6.5–6.7 | 6–7 years |
| 12 Little Kid | 6.8–7.0 | 7–8 years |
| 13 Little Kid | 7.1–7.3 | 8–9 years |
| 1 Big Kid | 7.4–7.6 | 9–10 years |
| 2 Big Kid | 7.7–7.9 | 10–11 years |
| 3 Big Kid | 8.0–8.2 | 11–12 years |
| US Size | Chest (in) | Length (in) | Sleeve Length (in) | Recommended Age |
|---|---|---|---|---|
| 2T | 22–24 | 14–15 | 9–10 | 2 years |
| 3T | 24–26 | 15–16 | 10–11 | 3 years |
| 4T | 26–28 | 16–17 | 11–12 | 4 years |
| 5 | 28–30 | 17–18 | 12–13 | 5 years |
| 6 | 30–32 | 18–19 | 13–14 | 6 years |
| 7 | 32–34 | 19–20 | 14–15 | 7 years |
| 8 | 34–36 | 20–21 | 15–16 | 8 years |
| 10 | 36–38 | 21–22 | 16–17 | 9–10 years |
| 12 | 38–40 | 22–23 | 17–18 | 11–12 years |
* All measurements are in inches. Measure over light clothing for accuracy.
* For shoes: Allow 0.3–0.5 inches extra growing space for kids' feet.
* If you are between sizes, we recommend sizing up for a more comfortable fit.
* Actual garment fit may vary slightly by style and fabric stretch.
Get your little one ready for fun in the sun with these Baby Swim Diapers, perfect for plunges in the pool and trips to the beach! Sold as a 2-pack, the swim diapers are made from recycled nylon and spandex materials with UPF 50+ protection! With a lightweight, smooth, and stretchy material for a comfortable, snug fit, these bottoms feature an elastic waist and legs and a 100% water-resistant lining.
Free exchanges or returns have a $5 fee per order