where do I find it wallet XRP

recommend trading/wallet platformcheck the link above, the third one coincheck.
(sorry I can't post the link here directly, it might be deleted i think...)
you can have a ripple wallet on it.
you also can trade bitcoin, bitcoin cash, Ethereum, Ethereum Classic, LISK, Factom, Monero, Augur, Ripple, Zcash, NEM, Litecoin, DASH there.
the point is their btc address receive btc really fast, if you exchange btc to ripple often, it is a good one for you.