New with Tags, Lauren Ralph Lauren Kids End On End Classic Button Collar Dress Shirt (Big Kids), Blue, Big Kids Size 16 Regular. Retails $39.50

Sharply tailored in blended cotton with all the classic details.
Spread collar
Long sleeves
Buttoned cuffs
Button front
Shirttail hem
60% Cotton, 40% Polyester
Machine wash

Armpit to armpit is 18"
Length is 26"
Sleeve From Armpit to Cuff 17.5"