WoodWick Amber Twilght Spill Proof Diffuser by WoodWick. $19.99. This exclusive patent-pending design fragrances your home without the messy spills and reed flipping of traditional diffusers.. The new SPILL-PROOF Home Fragrance Diffuser works just like a reed diffuser, but without the mess!. This enchanting scent draws on the magic of dark woods with feminine notes of perfumed rose and juicy red berries.