The personalized teacher gift water bottle is a durable and stylish 17oz double wall 18/8 stainless steel thermal bottle travel mug. Just give us your teachers name and we will create this gift for you. The information you give to be engraved will show the stainless steel color of the cup. Copper vacuum insulation keeps your drink fresh and retains desired temperatures (hot ~12h, cold ~24h). It comes with a threaded stainless steel twist-on cap that’s tightly sealed to prevent leakages. BPA, lead and phthalates free.