polyester MUST HAVE FOR HALLOWEEN:Theses Halloween Spider Decorations Sets definitely add a punch to the halloween decor, and give a huge impact while still being simple. The package includes1pcs Halloween Mantel scarf runner (18x96inch), which is enough to cover most size of Mantel; 1pcs Halloween rectangular table runner ( 18 x 72 inch); 1 pcs Halloween lace round tablecloth(40inch) ,1pcs Halloween banner and 60 pcs scary 3D bat wall stickers(4 different sizes). 60 PCS 3D BATS:Each pack also includes 60 pcs pvc material bats, 16cm x 4cm/each 10 PCS bats , 12cm x 3cm/each x 10 bats, 9cm x 2cm/each x 40 pcs bats and 8cm x 4cm/each x10 pcs bats.These 3D bats turn out great for Halloween decorations. It Comes with more than enough adhesives and These are super easy to set up and peel off of the walls. CUTE AND EASY TO PUT UP:These 3D bats turn out great for Halloween decorations. You can move the wings so it looks like different bats are flapping their wings at different times. you can fold the wings out a little to get more of the 3d effect.Make sure the surface is CLEAN and Just be sure to apply at least two pieces of adhesives to the big bats. Reusable:Halloween spider web tablecloth set are all made of 100% polyester,soft and eco-friendly .You can get creative with them .The Covers themselves are super durable and The bats like a think plastic paper so they can be reused in future years. if you save them. SATISFICATION:We will be happy to resolve any issue you encounter. Please feel free to contact us and your questions will be answered quickly and effectively.