The Stylish Nordia Mug is constructed with stainless steel exterior and sustainable recycled PP interior. The inner lid, slider, and handle are also made of recycled PP from certified and responsible sources. The lid is leakproof with sliding closure. BPA-free and tested and approved under German Food Safe Legislation (LFGB), and tested for phthalates content according to REACH regulations. Hand wash recommended. 400ml.