The M-Pets On the Road Foldable Feeding Bowl is perfect for traveling and the adventurous ones! PORTABLE & CONVENIENT: Non-Slip collapsible dog bowl great for travel, easy to take on the way. COLLAPSIBLE: These dog bowls can be folded flat for easy storage, you can easily stick it into your hiking pack or collapse them under the seat of your vehicle. DURABLE AND REUSABLE: The bowl's durable construction means that they can be rinsed or wiped clean after use. also gives the bowl greater longevity over other similar products. Material: TPR Available Sizes: Small: 420 ml (14.2 fl. oz) Medium: 750 ml (25.3 fl. oz)