Thames Mucilin (Green Can) A high quality fly fishing accessory Thames Mucilin Green Can Floatant Weight Model Number AA-MUS This silicone paste works as both a line and fly dressing; helps your line float and remain supple. This is the classic line dressing that fly fishermen swear by! Made in England, it is the same formula that your parents and grandparents used. The paste dressings restore the original flotation to most fly lines - and flies - while it cleans and protects. Container is approximately 2.25 inches across and 0.8 oz. in weight.