I've seen a couple of (not cheap) leather sofas that I like but on checking ebay second hand ones look baggy like they have lost weight and have extra skin! Is this normal or does it depend on how structured the sofa is? [[http://www.divaniedivani.it/107/10/COLLEZIONE/26/DIVANI/25648/KLAUS New sofa]] [[http://www.ebay.co.uk/itm/Glamour-leather-corner-sofa-Natuzzi-Klaus-May-Delivery-/150806706824?pt=SR_Home_Garden_LivingRoom_Armchairs_SR&hash=item231cc7ba88 Old sofa]] Thanks