nails

ok so my boyfriend and I were talking and I showed him a picture of how I want my nails ! he works I don't only during summer or whenever I can . well he was like I'll pay for them but the nails I always get are expensive as hell !! soo i don't even know what to do should I let him ? my mom said I should let him but he was also gonna buy me these Jordan's i don't know what to do loll help ?