7.5 x 7 x 1 inches / 15 fl. ounces Tare weight: 2.7 ounces / .16 pounds Stashers are amazing! They are made from premium platinum silicone, so you can bake, microwave, sous vide, boil and freeze in a Stasher. Stasher is a patented, award-winning design that is eco-friendly, environmentally safe, and long-lasting. Stasher is the smart alternative to plastic. · 100% pure platinum silicone · Non-toxic · Pinch-loc™ seal · Dishwasher and microwave safe · Endlessly reusable · Write on it!