Stone Creek™ Tung Fu Ready Weight™Stone Creek Tung Fu Ready Weight Moldable Tungsten Putty Stone Creek Tung Fu Ready Weight is a versatile, non toxic alternative to traditional lead fishing weights. Made from moldable tungsten putty, it allows anglers to quickly add, remove, and fine tune weight for changing water conditions and fly presentations. Soft, reusable, and easy to shape, Tung Fu Ready Weight is ideal for nymphing, streamers, and other situations where precise depth control