Product Name: Stainless Steel Double Wall Auto Mug 400ml Model NO.: WM-137-SP Color: Unicolor Fancy: Printed Style: Simple Cup Accessories: with Cover Capacity: 400ml Feature: Double Wall Usage: Beverage, Tea, Water, Coffee Quality: Excellent Trademark: Rico Transport Package: Egg Crate, White Box, Color Box Specification: SGS Origin: China (Mainland) Product Description Double wall construction keep tea, coffee, milk, beverage and etc. hot or cold for longer. Fits in most of car and truck built-in drink holders. Convenience for party, office, school and even in the house.