Amazon EssentialsBoys and Toddlers' Lightweight Water-Resistant Packable Puffer Vest

La medida XL de xhaleco y chamarra en niño para que peso es

I have a toddler that wears a 2-3t... I’m assuming I should get an xs? Or will that be too big?

How to order size little boys l(6) for 5-6 years old? in shopping menu only written s,m,l etc without explain for liitle boy, girl, man, women

Are the sizes available the little boy sizes or the big boy sizes? Son is 7 yrs, normal build, approx. 63 lbs. What size should I get?