It's Asian size,please check the detail size on the size chart image.
<br />100% Brand New.
<br />Material:   Cotton Blend
<br />Color:  As picture
<br />Sleeve   : Long Sleeve
<br />Item Type: Suit
<br />Occasion: Casual
<br />Design: Cute
<br />Garment Care: Hand-wash, Machine-wash
<br />Very   good provide condition showing very minimal wash/wear.
<br />Size:   There   are  4 sizes (70, 80,   90, 100) available for the following listing. please   allow 1-2cm differs due to manual measurement, thanks (All   measurement in cm and please note 1cm=0.39inch)
<br />Hint for choosing proper size:
<br />1. Use  similar clothing to compare with the size.
<br />2. Choose larger  sizes if your size are same as the flat measurement Size   chart.
<br />As different  computers display colors differently,  the color of the actual item may  vary slightly from the above images,  thanks for your understanding.
<br />Package Content:    1 x Boy Jumpsuit Clothes