1. Safe Silicone:Made of durable 100% FDA food grade silicone; Dishwasher safe & BPA-free.;2. Collapsible and Portable: Collapse for convenient storage and expand for transfering; accordion pleats ensure compact storage.You can carry it to gym, workout, picnic,party, etc.;3. All-Size Suitable: The teeth on the cone body can nicely slide into any container opening of all sizes.;4. Wide Applications: Prcatical for liquids&dry ingredients, with holder tab design to sit stably on bottles or jars.;5. Fine Quality: -40 to 250??; eco friendly, non-toxic, odorless, washable, reusable, convenient, soft, oil-resistant