Pet bottle cap with a long straw, compatible with 500ml plastic bottles. - Brand: Skater - Model Name: PSHC10 - Color: Green - Material: Plastic, Polypropylene - Features: Pet bottle cap with long straw - Weight: 140g - Compatibility: Compatible with 500ml plastic bottles Thank you for viewing. I purchased this on Amazon or Rakuten to use during childbirth, but my child was born before the product arrived at my home. It is new and unopened.