Size 0 :

A - Length of back 50 cm (19.5").
B - Seat area 31 cm (12").
C - Length 47 cm (18.3").

Recommended for lady pants sizes up to 36 (US 8), and men's pant sizes up to 81cm (US 32").

Size 1:

A - Length of back 53 cm (20").
B - Seat area 34 cm (13.3").
C - Length 50 cm (19.5").

Approximately represents a 15" Western saddle"
and 17-17.5" English saddle"
Recommended for lady pants sizes 36-40 (US 8-10), men's pant size 81cm (US 32").

Size 2:

A - Length of back 58 cm (22.5").
B - Seat area 39 cm (15.2").
C - Length 58 cm (22.5").

Approximately represents a 17" Western saddle"
and 18-18.5" English saddle"
Recommended for lady pants sizes 42 (US 12) and over, men's pant size 81cm (US 32") and over.