Aluminum 【Package Include】1, 13Pcs Letters Banner of "HAPPY BIRTHDAY" (6.5"x4.5"each piece) 2, 12Pcs 3D Butterfly Wall Decor Stickers(5inch * 4pcs , 4inch * 4pcs , 3inch * 4pcs) 3, 6Pcs 28"Hanging Swirls 4, 2Pcs 18"Foil Balloons(Shape of Heart and Pentagram) 5, 1Pcs 3.3ft * 6.6ft Tinsel Curtains 6, 1Pcs 4.5ft * 6.0ft Foil Tablecloth 7, 14Pcs 10"Balloons(Teal*6pcs + Metal Teal*4pcs + White*4pcs ) 8, 3Pcs Accessories =1Pc Balloon Ribbon（33 feet）+ 2Pcs Balloon Glue Dots 【Premium Material & REUSABLE】Our BRAND Decors are MADE of natural latex or paper , non-toxic ，less smell , NO environmental pollution .Most of them can be used again such as the Foil Balloons , Butterfly Decor , Hanging Swirls , Tinsel Curtains , Foil Tablecloth . 【Long LASTING】Our newly filled Latex balloons will STAY BRIGHT and EXQUIS at lease 2 Days. They can KEEP in SHAPE for more than 7 Days , so do the Foil Balloons, Butterfly Decor ,Hanging Swirls ,Tinsel Curtains and the Foil Tablecloth. Greatly ahead of 95% other Products. 【Broad USAGE】TRUE COLOR , EXQUIS LOOKS ！ Perfect for Anniversary , Birthday , Baby Shower , Bachelorette Party , Bridal Shower , Engagement , Wedding , Mother's Day , Graduation , Retirement , Celebration etc. 【Easy ASSEMBLE】It only takes 20-30 minutes to set them all up by DIY or follow the VIDEO/IMAGE assembe guidelines .