Why are mattresses so expensive?

Related questions

1. How many crows are there in Agra?
2. Can I stop my Neighbour feeding pigeons?
3. How many golf balls can fit?
4. How much do vets get paid?
5. Do crows leave gifts?
6. How many mattresses are sold each year in the US?
7. How are shares calculated?
8. What is sizing the market?
9. Do pigeons kiss?
10. How many balls can fit in a room?

Tags

1. #border
2. #expensive
3. #features
4. #mattresses
5. #memory
6. #pocket
7. #large
8. #because
9. #amount
10. #trimmings
11. #springs
12. #price
13. #contain
14. #latex
15. #additional
16. #materials