Sennheiser PX 100 Collapsible Headphones (Electronics)By Sennheiser Buy new: $38.1123 utilised and new from $35.50 Customer Rating: 
Customer tags: headphones(240), sennheiser(158), portable headphones(121), foldable(91), ipod(75), portable(67), ipod accessories(65), audiophile(57), music(50), audio(12), mp3 player(9), collapsible(4)