What is acceptable criteria covered under the guarantee?

The following conditions are covered under our Lifetime Guarantee for Manduka PRO and PROlite mats:

• Surface imperfections, such as gouges, slices and divots found at the time of purchase before use.
• Worn or peeling top or bottom surface from regular use.
• Undefined surface pattern.
• PRO mats purchased after September 1^st, 2008