How to Do A-Skip - B-Skip with Proper Form- Find Your Stride with Coach John Smith Runify منتشر شده در تاریخ 1395/10/30 A-skips and B-skips sharpen your overall form by emphasizing foot placement, knee drive and leg extension from the bottom up. ... A-skips and B-skips sharpen your overall form by emphasizing foot placement, knee drive and leg extension from the bottom up. همه توضیحات ...