https://computers.woot.com/offers/logitech-mx-master-3s-wireless-performance-mouse? Logitech Master Series MX Master 3S Performance Wireless Mouse (Black, 910-006556) on sale for $69.99. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is $6 per order.