Do you provide samples 8oz stand up pouches with window?

We have a few options for 8oz pouches that come in different shapes and materials.Since we can arrange Sample to be sent in an envelope, it would be helpful to know more about your preferences. Could you provide details about:1/ Material: Are you looking for kraft paper, compostable, or recyclable plastic options?2/ Style: Would you prefer a pouch with a window or without? With our without zipper?3/ Additional Features: Would you need a valve or no valve?Also, it would be great to know what product these bags will be used for (e.g., coffee, food, etc.), so we can propose the best match for Team's needs.