There are many themes and templates available for Bootstrap on Templatemonster. Prices for their themes are in a range of 15 to 98 Dollar. The sheer amount of themes can make you loose focus while browsing their site. Therefore it is recommended to use their sort and filter options to get yourself an overview about the best themes. You can sort by trending, bestsellers, price and so on. Also you should take a look on the number of sales and the user ratings.
Some of the Bootstrap themes on Templatemonster are of very high quality, e.g. themes like Intense or Monstroid2.
