The phrase "unmatched durability" means that something is extremely strong and long-lasting, and cannot be easily compared or equalled by anything else in terms of its ability to withstand wear, damage, or decay. Full definition
Its powerful yet quiet motor unit features metal gears for unmatched durability. (amazon.com)
They are made from a revolutionary combination of hardwood and man - made materials for unmatched durability. (comfortex.com)
Naturally free of all the stuff you don't want your dog chewing on and made with unmatched durability, BionicⓇ is super strong and super fun. (krisers.com)