Regular:
Rise 11"  
Inseam 3 1/2" in size S
Plus: 
Rise 13"
 Inseam 4 1/2" in size 1XL
Sizing:
Small (1-5)
Medium (5-9)
Large (9-13)
Xlarge (13-15) 
1Xlarge (16-18)
2XLarge (18-20)
3Xlarge (20-22)
 
Fabric: 
94.5% Cotton 
4% Polyester 
1.5% Spandex 
 
Ashley is wearing a Medium.