are these the correct foam sections as they look different to what i have here?

http://www.capitalseating.co.uk/prod...&appid=&rid=61
http://www.capitalseating.co.uk/prod...&appid=&rid=61

Also What have people done about the bits that are stapled in? Have you removed them or washed them attached? Do you need a special Staple gun to refit them?