While the brand of clay used by @uamaika might be difficult to find in the U.S., you can get a 2.2-lb pack of DAS Air-Hardening Modeling Clay at Michael's craft stores for $11.99.

Now place the template on the modeling clay and cut it out. Little tip: If you don't use up all the modelling clay, put it in an airtight container or bag so you can reuse it later for other projects.

Your smartphone can handle GPS, music, and just about anything you'd need on the go. With this shock-absorbing, fully customizable DIY phone mount, you can enjoy bike rides without leaving your ...