Comparison : Item # 35 WM-35-1, Wide Contour, One Side/Two Sides Attachment
Item # 40 WM-35-1, Wide Contour, One Side/Two Sides Attachment
Item # 50 WM-35-1, Wide Contour, One Side/Two Sides Attachment
Item # 60 WM-35-1, Wide Contour, One Side/Two Sides Attachment
Item # 80 WM-35-1, Wide Contour, One Side/Two Sides Attachment