- FOIL BALLOON - A 37 x 27 inch Witch Hat shape foil balloon with a gold foil buckle. Balloon will arrived flat and uninflated. - FILL - Balloon can be air filled or helium filled. Use a straw to fill and deflate the balloon if you are inflating by air. If you are helium filling, why not add hi-float to keep the balloon inflated for longer. - QUALITY MATERIAL - Our digital balloons are made of premium quality polyester film aluminium foil creating the shape and shiny finish. - PARTY - Decorate your home, venue or hospitality setting with this balloon. Perfect for any Halloween party, Halloween themed birthday party or gathering. - DECORATE - Add other foil or latex balloons to the theme and also include curling ribbon and balloon weights to create amazing scenes and decorations. -.