The silver one.
I've got a large reel of thinnish tape at the moment, but sometimes it's good to have the wider stuff to. It helps to concerntrate the weight in 1 spot rather than spreading it out.
I wouldnt use 'branded' weight as it tends to look ugly on the frame.
Head IG Prestige MP; USRSA MRT, Wimbledon stringing team since '04; Babolat stringing team '10-'14. Twitter - @therqtstringer