Making Green dragon leather (Tan Leather spell)

Making Green dragon leather (Tan Leather spell) in OSRS: 5 × Green dragonhide, 1 × Nature rune, 2 × Astral rune, 5 × Fire rune → 5 × Green dragon leather. Profit right now: +1,159 gp after GE tax (input cost 6,711 gp).