Features: Portable straw lid: Our straws and straw cap are designed specifically for infants and toddlers, with splash proof design to accompany infants from bottle feeding to self drinking. Quality materials: Made of qualified environmentally friendly silicone and PP plastic materials, environmentally friendly and freeBPA, harmful materials, safe and healthy, and safe for baby to bite. Removable: Large diameter double screw design, detachable two in one cover, easy to clean, suitable for most beverage and mineral water bottles, meeting different needs. Dustproof design: The portable straw cover adopts a flip over dust proof design, which prevents dust from entering the cover when used outdoors, it should be covered immediately after drinking, safe and clean. Food-grade silicone straw: The inner part of the straw is made of food grade silicone, with a soft material, flexible use, not easily deformed, tear resistant, perfect performances, comfortable and safe, suitable for children's daily drinking water and mouth health. Specifications: Material: PP+Silicone Color: Green, Pink, Yellow(optional) Type: with Strap, Without Strap(optional) Size: Approx. 12cm/4.72inch Package Includes: 1x Cartoon Sip Cup Lid note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.