Small
Price: + included
Y-Style Posture Support: Size Small Measurements
A: 7"
B: 18"
C: 2"
Medium
Price: + included
Y-Style Posture Support: Size Medium Measurements
A: 8"
B: 20"
C: 2"
Large
Price: + included
Y-Style Posture Support: Size Large Measurements
A: 10"
B: 24"
C: 2 1/2"