Nalgene Grip-N-Gulp Sustain Bottle Mermaid. The cup lid and removable sipper valve can all be removed for easy cleaning. Lid loop can be clipped to backpack diaper bag or stroller. Cup is compatible with OTG ATB & wide-mouth closures. Indestructible translucent odor stain & residue resistant. Sustain bottles are made with material derived from 50percent plastic waste. Each bottle is created from resin powered by next generation recycling technology that transforms plastic destined for landfills into high-performance bottles. Specifications for Nalgene Kids Grip-N-Gulp Sustain Water Bottle 12 oz: Manufacturer: Nalgene Fabric/Material: Tritan Renew Volume: 12 oz Capacity: 12 oz Hydration Cap Type: Spill-Proof Height: 7.25 in Weight: 3.375 oz Package Contents: Nalgene Kids Grip-N-Gulp Sustain Water Bottle 12 oz Nalgene 2182-5412: Grip-N-Gulp Sustain Bottle Mermaid