Sennheiser PX-200W Folding Mini Headphones $34.99

The closed, dynamic, supra-aural PX 200 mini headphones are an ideal choice for mobile audio sources. Their excellent isolation lets you enjoy music without being disturbed or disturbing others. Folded and packed into their rugged transport case, these headphones will accompany you anywhere.

Buy.com is carrying this Folding Mini Headphones for $34.99