There are items in which shipping to pakistan is possible.
Here is an example listing
Dynamat Xtreme Bulk Pack 10455 Roller 10005 36 FT? | eBay
price of 9 sheets + 1 free roller: 160 USD
shipping to pakistan: 63 USD
total: 223 USD
You need a paypal account in order to pay the seller. Unfortunately paypal is not available for Pakistan. So.. you've to ask a friend or a relative who has a paypal account :).