This product is covered by the manufacturers warranty. SnapMat, Inc is the manufacturer. Thier policy is stated below.
"SnapMat, Inc. warrants that its chair mats will be free from manufacturing defects in workmanship or material and will not wear through. If the mat wears through under normal usage during the warranty period, SnapMat, Inc. will repair or replace the mat, at its option, subject to the following conditions:
"SnapMat Inc. reserves the right to inspect the mat for evidence of misuse prior to repair or replacement.
"The wear must be evident, measuring at least one square inch, and must not be the result of a busive conditions or accidents, such as, but not limited to, damage caused by severe impact, scratching or cutting.
"Claims must be submitted in writing by the original purchaser with proof of purchase.
"Liability under this warranty is limited to the cost of the product and shall not extend to any other special or consequential damages.