The LifeStraw Sip is the world’s first reusable stainless steel water filter straw capable of removing microplastics, bacteria and parasites from drinking water. 3 pack includes 3 premium stainless steel filter straws and 3 individual carry cases. The product utilizes an innovative high-flow filter membrane to combine easy sipping and high-performance filtration in a slim straw. The straws are made from high-quality stainless steel and silicone mouthpieces and last 1,000 liters - enough for everyday use for over a year. LifeStraw Sip is 10 inches in length and weighs a mere 3 ounces, making it the simple, lightweight, on-the-go companion you won’t be able to live without. The product includes a premium leak-proof carry case for portability so you can take it with you to sip confidently from hotel and restaurant tap water, or during international travel. Sip also makes a perfect gift for sustainable, eco-friendly, or health-conscious travelers. Your purchase has impact: for every LifeStraw product purchased, a child in need receives safe water for an entire school year.