Bo Slo Drift Anchors are double stitched, hand sewn from heavy duty cord enforced vinyl. Made right here in the USA. The funnel shaped drift sock has a heavy nylon web wash thru hole with a collapse/tab loop at the small end. The large opening end has 3 heavy duty tow straps. Comes with either a 25' or a 7' tow rope and is available in 5 sizes.