Sustainability Made from Eco-Friendly Natural Latex Rubber + Cotton Inner Lining + Environmental Printing Ink Our boots factory is BSCI and SEDEX compliant. Our boots are REACH Certified and PAHs Free. Details - Pull On Style - Removable Insoles - Flexible Rubber for Ease of Movement + Play - Anti Slip Sole - Designed in Europe + Produced in P.R.C Sizing This boots runs a bit bigger. If you're in doubt between two sizes, please size down. Clean + Care -Daily cleaning: After use, wash the gumboots with clean water on the outside only. Note: Do not wash the inside lining. Dry with a soft cloth or in natural shade; a hard cloth can scratch the boot. Avoid over exposure to direct sunlight to prolong boot quality. -Long term storage: If you plan to store your boots for some time, you can apply a layer of silicone oil for polishing, wipe it after 5 minutes, and store them back in their box!