Such an obvious cloche - why didn't I think of this? You can cut the sheets to suit the size of your beds.
Cupcake Containers, Cupcake Boxes, Plastic Container City has a variety of plastic Cupcake and Muffin containers.
40 Clear Cupcake Boxes, Party, Wedding Favor, Candy Cup, Plastic Cupcake Container
Baby Birds' Nests - http://CountryLiving.com
Single Plastic Cupcake Box Display Case for Any Occasion Cake Package X100 | eBay
Clear Plastic Cupcake Containers
Plastic Container City - Source for cupcake containers, aluminum containers, etc
Plastic Cupcake Containers,Bakery Packaging,High Tops
Set of 24 Clear Plastic Cupcake Favor Containers by FavorWrap
Plastic Container City has a large selection of single portion plastic containers & single portion baking molds