Parachute Biot Sulphur PMD Colorado Fly Supply Sale! from $2.05 Size 14 18 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. A great sulphur dry fly with a parachute post and a biot segmented body giving it a very buggy and effective appearance. SKU: PARACHUTESULPHUR Tweet