From the Prime Collection. Zaha Hadid Design carries forward the legacy of Zaha Hadid, the famous architect, through a curated line of home objects and design accessories. The design of the handmade prime ceramic diffuser, with its geometric converging lines, has been inspired by Zaha Hadid's investigations into the tower as an architectural form. Porcelain Made in Spain NOTES Gardenia Tonka bean Wood HOW TO USE IT Pour oil into the vessel. Insert reeds into the fragranced oil. Allow 24-36 hours for reeds to absorb oil and for fragrance to diffuse. To refresh fragrance, carefully and slowly remove reeds and place the opposite ends into the oil. SPECIFICATIONS About 3.5"L x 3.5"W x 3.5"H. Home - Decorative Home > Zaha Hadid Design > Saks Fifth Avenue. Zaha Hadid Design. Color: Black.