- Product Specs: • Brand: Nalgene • Model: 48 oz Wide Mouth Sustain Silo • Leak-proof design • Wide mouth opening for easy filling and cleaning • BPA-free and made from sustainable materials - Technical Information: • Compatible with most water filters • Durable and impact-resistant construction • Designed for outdoor activities like hiking, camping, and biking • Lightweight and portable - Fabric/Material Details: • Made from 100% recycled Tritan™ copolyester • BPA, BPS, and BPF free for safe drinking • Eco-friendly and sustainable production process - Fabric Care Instructions: • Dishwasher safe (top rack recommended) • Easy to clean with wide mouth design • Avoid using abrasive cleaners or scrubbers • Rinse thoroughly after each use to maintain freshness