It's pretty solid honestly it's got a little weight to it which is kind of nice, this is a hardware wallet which means that it will store some of your crypto currencies offline in a safe place, it's also 129 dollars which puts it a little bit below the new Trezor and just a little bit above the Ledger nano S and price, the keep key will hold Bitcoin ethereum litecoin doge and all ERC20 tokens another fun fact about this is that it actually has a shape-shift integration which means that you'll be able to do seamless change is actually on the keep key itself.