Material: Fiber + polyester Size: 24 * 19cm Potato Express is the fastest and easiest way to cook potatoes baking in the microwave. The secret is the unique insulation design, this steam bag gives your potato enough moisture to bake only 4 to 6 minutes of a soft flavor. Easy to use: Just put the potatoes or other things in your pocket and cook in the microwave for 4 minutes at 720 - 900 watts. For large potatoes, we recommend from our own experience approx. 6 minutes Machine washable at 30 ° C cold wash (do not use fabric softener and no bleach ) Reusable also suitable for corn cobs, bread and much more