Testimonials

"I really like that they don't require much space in my footwear. They attached easily, worked well, and haven't needed to be replaced yet. The patch kept my foot from rubbing uncomfortably and becoming irritated."

- Leesa Joiner, hiker
Product test report courtesy of Leesa Joiner and Backpackgeartest.com.

Since 1955 friction has been identified as a leading factor in skin trauma. To learn more about friction, peak pressure, shear stresses and blisters refer to the following references:

Articles and Studies

• Akers WA, Sulzberger MB “The Friction Blister”. Military Medicine. 1972;137:1-7.
• Carlson JM, “The Friction Factor” OrthoKinetic Review, Vol 1 No 7. (Reprinted from the November/December 2001 issue)
• Hanna, T, and Carlson, JM “Freedom from Friction” OrthoKinetic Review, Vol. 4, No. 2. (Reprinted from the March 2004 issue)
• Naylor PFD “Experimental Friction Blisters.” British Journal of Dermatology. 1955;67:327-42.
• Naylor PFD “The Skin Surface and Friction.” British Journal of Dermatology. 1955;67:239-248.
• Sanders JE, Daly CH, Burgess EM “Interface shear stresses.” Journal of Rehabilitation Research and Development. 1992;29-4:1-8.
• Sanders JE, Goldstein BS, Leotta DF “Skin Response to Mechanical Stress: adaptation rather than breakdown – a review of the literature.” Journal of Rehabilitation Research and Development. 1955;32:214-226.
• Sulzberger MB, Cortese TA, Fishman L, Wiley HS “Studies on blisters produced by friction.” Journal of Investigative Dermatology. 1966;47:456-65.
• Knapik JJ, Reynolds KL, Duplantis KL, Jones BH “Friction Blisters: Pathophysiology, Prevention and Treatment.” Sports Medicine. 1995;20(3):136-147.