The main attribute that OfferVas products and paper Productss have in common is that they are both off-line, but OfferVas products have several important advantages over traditional paper Productss:
- OfferVas products are waterproof and extremely durable; paper Productss are not. Laminating a paper Products can improve its durability, but it would still be less durable than a OfferVas products.
- OfferVas products private keys are concealed inside chips to ensure that no one can see and copy the private key. Traditional paper Productss do not have that protection.
- OfferVas products can support multicurrency when necessary; traditional paper Productss do not.