DISHWASHER SAFE The food container is dishwasher safe. Or you can wash it with warm soapy water by hand and pat dry to avoid water stains. If necessary, you can also remove the lid ring and clean it. WIDE APPLICATION Our lunch bento boxes can be used in many occasions, perfect size suitable for nutritious sandwiches and vegetable salad on the go. From deviled eggs at a picnic to fresh fruits and nuts on a hike, are the best food storage containers for travel, family road trips or snacks on the go! For kids, women and men. Bring the box to work, school, camping or any outdoor meal. Color: Silver Material: Stainless steel Size: 220ml: 13.5 x 9.5 x 4.5cm Package Contents: 3 x Lunch Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.