Nearly all of the larger blinds being manufactured these days have a footprint of at least 5 feet square . Here are some examples , all are at least 5 feet square at the base and in a range of prices , all far less than DB:

http://www.sportsmansguide.com/cb/cb.asp?a=278037
http://www.sportsmansguide.com/cb/cb.asp?a=278033
http://www.sportsmansguide.com/cb/cb.asp?a=277914
http://www.sportsmansguide.com/cb/cb.asp?a=277897
http://www.sportsmansguide.com/cb/cb.asp?a=277177
http://www.sportsmansguide.com/cb/cb.asp?a=206357
http://www.sportsmansguide.com/cb/cb.asp?a=145810

I own #s 3 & 4 , 3 is very roomy but 4 should be considered gun and crossbow only due to thelow head height.