H&M Boys Black Onesie
Available Options
Dress your little superhero in heroic style with this baby Batman Onesie! Made from soft and breathable fabric, this onesie is perfect for keeping your baby comfy all day long. The iconic Batman logo on the front adds a touch of fun and adventure to their everyday wear. Let your little one embrace their inner hero early and play a billionaire detective with this Batman Onesie!
| Clothing | |
| Condition | Excellent |
| Material | 100% Cotton |
| Gender | Boys |
| Size | 3-6M |
| Color 1 | Black |
This is a general sizing chart to help you make a sizing decision. Sizes may differ due to previously being washed or differences in brands, but this is an approximate that aligns with the majority of manufacturers.
Some clothing items we carry are international items. The American sizes are based on the age of the child, while many other nations are based on the childs height in centimeters. Some US sizes include a “T”, which stands for toddler.
When we list internationally sized items, we list them in the approximate American size format.
| Clothing Size & General Age | International | Height | Weight |
| 0 - 3M | 56 - 62 cm | 12" - 21" | 6 - 13 lbs. |
| 3 - 6M | 62 - 68 cm | 21.5" - 27" | 9 - 17 lbs. |
| 6 - 9M | 70 cm | 24" - 28.5" | 12.5 - 21 lbs. |
| 9 - 12M | 27" - 30" | 17 - 25 lbs. | |
| 12 - 18M | 80 cm | 28.5" - 32" | 21 - 28 lbs. |
| 18 - 24M | 80 - 92 cm | 30" - 34" | 25 - 30 lbs. |
| 2/2T | 92 - 98 cm | 35" - 36.5" | 29 - 31 lbs. |
| 3/3T | 36.5" - 39" | 31 - 33 lbs. | |
| 4/4T (XS) | 98 - 104 cm | 39" - 41.5" | 34 - 37.5 lbs. |
| 5/5T (S) | 104 - 110 cm | 41.5" - 44" | 37.5 - 42 lbs. |
| 6 (S) | 110 - 118 cm | 45" - 47" | 43 - 48 lbs. |
| 7 (M) | 118 - 122 cm | 48" - 52" | 50 - 59 lbs. |
| 8 (M) | 122 - 133 cm | 51" - 54" | 59 - 69 lbs. |
| 10 (L) | 134 - 146 cm | 54" - 55" | |
| 12 (L) | 56" - 60" | ||
| 14 (XL) | 146 - 152 cm | 59" - 62" |
This is a general sizing chart to help you make a sizing decision. Sizes may slightly differ due to differences in brands, but this is an approximate that aligns with the majority of manufacturers.
| Shoe Size | Foot Size |
| General Infant Size 0-9 Months | |
| 0 | 3.125" |
| 1 - 1.5 | 3.5" - 3.625" |
| 2 - 2.5 | 3.75" - 4" |
| 3 - 3.5 | 4.125" - 4.25" |
| General Toddler Size 9 Months - 4 Years | |
| 4 - 4.5 | 4.5" - 4.625" |
| 5 - 5.5 | 4.75" - 5" |
| 6 - 6.5 | 5.125" - 5.25" |
| 7 - 7.5 | 5.5" - 5.625" |
| 8 - 8.5 | 5.75" - 6" |
| 9 - 9.5 | 6.125" - 6.25" |
| 4 Years - 7 Years | |
| 10 - 10.5 | 6.5" - 6.625" |
| 11 - 11.5 | 6.75" - 7" |
| 12 - 12.5 | 7.125" - 7.25" |
| 13 - 13.5 | 7.5" - 7.625" |
