Cotton The Crystal brand has a reputation for product reliability that is unsurpassed. Crystal is the brand that more customers ask for by name. Individually packaged tack cloth is the industrys leading brand name. Comes in five different types to suit all single use applications. Tack Cloths, Bond Crystal Brand 18" x 36" 12 Cloths Per Box. Product Features. Assures blemish-free mirror smooth finish. Will not dry-out, harden or darken. Spontaneous combustion proof. Designed to leave no residue. Non-Toxic Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.