VIPON Knife SHARPNER, 4 Pack Sharpener 100% bpa free fda food grade silicone- High quality silicone baking cups, oven safe up to 450 F, Freezer, Microwave and Top-Rack Dishwasher Safe. Save money and time- Never waste money on disposable paper liners and wrappers again! No more last minute trips to the store. Our reusable silicone baking cups are durable and affordable. Non-stick and easy to release- Our silicone bakeware molds don't require cooking spray. Pop out treats easily! Bake on cookie sheet. Using muffin tins or baking pans is optional. Multipurpose- Ideal snack size containers for kids and adults. Color coordinate for birthdays, parties and holidays. Use as food dividers for lunch boxes, or separating herbs while cooking. Our silicone baking cups make great gifts for bakers or foodies!