Original 3/4 Dual Medium
3/4 length for hard to fit shoes with both support and comfort
Comfort 3/4 Single Medium
A slim, 3/4 length for hard to fit shoes
Original Dual Medium
The top seller - an excellent balance between comfort and support.
3D Additions: Longitudinal Arch Pads (pack of 3)
Provides additional support of the medial column of the foot