• Blue Birthday Hat Jon Jon Set
  • Close up of a birthday outfit and collar showing the name aiden
  • Boy wearing a birthday outfit smiling
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Blue Birthday Hat Jon Jon Set

ISCL387-JJ17-25-12M

$41.00
$41.00 $41.00
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This style is sold out

Past season favorite, no longer available to purchase. Browse similar outfits below.

The Blue Birthday Hat Jon Jon Set is a boys' one-piece jon jon in sizes 12M–3T, featuring blue birthday-themed styling with a birthday hat design.

Best for: birthday parties, portraits, milestone celebrations, and family gatherings.

Personalization: Optional monogram available.

Sizes: 12M, 18M, 2T, 3T.

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Our sizing is based on average child measurements. For best fit, choose size based on height first. If your child is between sizes, we recommend sizing up.

Size Height Weight
NB 18–21 in 6–9 lbs
3M 23–24.5 in 12–15 lbs
6M 25–26.5 in 15–18 lbs
9M 27–28.5 in 18–21 lbs
12M 29–30.5 in 20–23 lbs
18M 31–32.5 in 22–25 lbs
24M / 2T 33–34.5 in 25–29 lbs
3T 35–37.5 in 29–34 lbs
4T 38–40.5 in 32–38 lbs
5 41–44 in 36–42 lbs
6 44–47 in 42–48 lbs
7 47–50 in 48–55 lbs
8 50–53 in 55–65 lbs
10 53–56.5 in 65–80 lbs
12 56.5–60 in 80–95 lbs
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A
Anonymous

We sized up so our baby could still crawl. He normally wears 2T. This is the perfect little outfit for his birthday party! It feels great and looks great.