Men's Nunn Bush Cam Moc Toe Ox Casual Shoes Men's Nunn Bush Memory Foam Comfort Oxfords. Get classic style and cushioned comfort with the Nunn Bush Cam Moc Toe Ox! These casual oxfords feature memory foam insoles with comfort gel cushioning in the heel, as well as genuine leather uppers and lightweight traction outsoles. Get traditional style and superior comfort with the Nunn Bush Cam Moc Toe Ox!