Nalgene On-The-Fly Lock-Top Sustain Bottle 24 oz Gray 24oz. One-handed push button for easy open/close; locking bail for ultimate insurance against leaks. 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 On-The-Fly Lock-Top Sustain Bottle 24 oz: Manufacturer: Nalgene Fabric/Material: Tritan Renew Volume: 24 oz Height: 9.5 in Capacity: 24 oz Package Contents: Nalgene On-The-Fly Lock-Top Sustain Bottle 24 oz Nalgene 5565-3224: On-The-Fly Lock-Top Sustain Bottle 24 oz Gray 24oz