you cant go wrong at this price and its a good manageable size
thay fit in a 40lt daysack no problem ,
handy for this sort of thing ,
http://www.ebay.co.uk/itm/PR7-Parac...396?pt=LH_DefaultDomain_3&hash=item1c4d812c44
http://www.ebay.co.uk/itm/PR7-Parac...184?pt=LH_DefaultDomain_3&hash=item1c4d0aa798
thay fit in a 40lt daysack no problem ,
handy for this sort of thing ,
http://www.ebay.co.uk/itm/PR7-Parac...396?pt=LH_DefaultDomain_3&hash=item1c4d812c44
http://www.ebay.co.uk/itm/PR7-Parac...184?pt=LH_DefaultDomain_3&hash=item1c4d0aa798