100007 Oboz Trail Insole Now anyone can upgrade their shoes with the comfort of Oboz. Our Trail Insole features ACT foam in the forefoot and heel for impact protection, while its molded medium arch provides additional support. The open cell foam throughout the majority of the insoles provides a softer rebound and additional cushioning. Oboz anatomically-designed insole maximizes stability and support with a medium arch and deep cushioning heel cup. ACT PU Heel/Forefoot Foam formulated for improved protection ACT Open Cell PU foam formulated for increased cushioning Weight: 1.8 oz. Arch Support: Medium/High