The O FIT Insole® Plus II Thermal features all the same updates as the O FIT Insole® Plus II (Cleansport NXT odor control, cushioning pods updated with Poron Vive for fatigue mitigation, as well as our Adaptive Cushioning Technology in the forefoot) with the addition of a Mylar bottom coating to reflect the heat from your feet. Pop a pair into your favorite footwear and feel the warmth and comfort.

Sizing

• XXS: W's US shoe size 5.5 - 6.5
• XS: W's US shoe size 7 - 8
• S: W's US shoe size 8.5 - 9.5 / M's US shoe sizes 7 - 8
• M: W's US shoe size 10 - 11 / M's US shoe sizes 8.5 - 9.5
• L: W's US shoe size 11.5 - 12.5 / M's US shoe sizes 10 - 11
• XL: M's US shoe sizes 11.5 - 12.5
• XXL: M's US shoe sizes 13 - 14