This Father's Day, you don't need to break the bank on your gifts for dad to show him he's the best! Knock dad's socks off this year with an experience from our Father's Day gifts under $100. We've got great gift ideas for men, even those who are hard to buy for. Go above and beyond with an outdoor kart racing experience or ziplining adventure. Treat dad to an experience this Father's Day nz, 1st September with RedBalloon gifts for dad under $100.