Zappos.com is proud to offer the Acorn - Giona Moc (Smoke Tweed) - Footwear: Your feet do so much for you during the day. Give back to them and slip on a pair of Acorn® Giona Moc slippers. ; Chunky tweed uppers of soft Italian wool-blend with alpaca and mohair and durable suede sidewall. ; Soft microfleece upper linings wick away...