Short Box Variation on the Reformer Apparatus: Reformer Level: Intermediate Video Type: Tutorial Language: English Short Box Series on the Reformer using the box long ways. Great way to introduce the exercise variations with added assistance when the box is long ways to support the back. Level: Intermediate Language: English This page is only available to members. Click here to try Authentic Pilates online for FREE for 14 days or log in if you are already a member. Leave a Reply Cancel replyYou must be logged in to post a comment.