Men's Size Guide
- Our sneakers run true to size
- If your shoe size varies (for example, sometimes you're an 8, sometimes you're an 8.5) we recommend sizing up
*This item is made-to-order. No returns or exchanges.
- Upper & Lining: Perfect-fit, GRS-certified rPET Knit (from recycled plastics)
- Insole: Removable lightweight memory foam + cork + mamona oil (debossed with the 4ocean logo)
- Outsole: Green EVA made from sugarcane
IBI Slip-On’s sock-like, breathable knit upper is just a single piece (reduces fabric waste).
Our durable outsoles are made with Green EVA from sugarcane and a negative carbon emissions balance.
Our signature memory foam insole, made with cork and mamona oil, is debossed with Cariuma and 4ocean logo.
IBI Slip-On’s lining, threads and our logo labels were made from recycled plastic bottles.