The 3 insulation layers help to trap the heat inside the cup. Will let your hot beverage warm, from the first sip to finish. No need to put sleeves! With triple layer rippled construction make it more comfortable to hold the cup.
And there is no need to clean to maintain hygiene. What a cost-effective option! Even can be used in DIY arts & crafts projects like epoxy mixing, painting mixing, resin mixing and more.