The Choice® Edge wipe is a cleanroom laundered, bordered, and sealed edge wipe. It’s Choice®, the value tiered category of wipes offering all the performance consistency of higher priced wipes. Choice® wipes from Berkshire are backed with the Berkshire Guarantee — your money back should our wipe fail to perform according to specifications. 100% polyester knit with no-run interlock construction. Critically low lint, particles, fibers, ions and extractables. Laundered and packaged in an ISO Class 4 (Class 10) cleanroom.