Yeah, check out https://www.tiktok.com/@freewater.io https://www.tiktok.com/@freewater.io Advertisers pay them to add their branding to water bottles and distr

Yeah, check out https://www.tiktok.com/@freewater.io https://www.tiktok.com/@freewater.io Advertisers pay them to add their branding to water bottles and distribute the bottles in the right locations. So It's like a moving billboard haha and advertisers on the bottles also reach millions of viewers from their viral tiktok videos https://blog.hubspot.com/the-hustle/entrepreneur-trying-to-make-essential-products-free https://blog.hubspot.com/the-hustle/entrepreneur-trying-to-m... - They discuss it in detail here