Premium Onesie Size Chart

Mens Sizes 0-3m 3-6m 6-12m 12-18m 18-24m
Chest 19 20.5 22 23.5 25
Length 36 39 42 45 48

Measurements in cm (centimetres) +/-3cm. If in between sizes or unsure, we recommend to size up.

Sizing Guide
Follow these steps to measure your favourite shirt and find the perfect fit:

  1. Place the garment on a flat surface
  2. Measure armpit to armpit for chest width
  3. Measure top shoulder seam to bottom hem for body length

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