Sennheiser HD 202 II for $20 w/free s&h

The closed-back over-ear Sennheiser HD 202 II headphones are on sale at Adorama.com for $20 with free shipping, and around $21 at Amazon.com with the usual free shipping terms (Prime or $35+). There these headphones average 4.3 out of 5 with nearly 2800 customer reviews.