ONME via Amazon offers its ONME 3-Buckle Magnetic Cable Clip
in Black or Green, model no. RGHI001, for $10.99. Coupon code "86PVXHG2" cuts that to $6.99
. Plus, Prime members bag free shipping
. (Non-members can spend $49 or more to qualify for free shipping; otherwise, it costs an extra $6.05.) That's the lowest total price we could find by $9. It includes a magnetic base and three buckles, and features three hole sizes which accommodate a wide variety of iPhone, Android, and other devices' cables (less than 4mm).