Environmentally friendly: Think of how many plastic disposable bottles that are thrown away every day, which you can help reduce by replacing it with an ECO Bottle! Staying hydrated just got easier, these bottles are lightweight, leak proof and small enough to tuck in a tote bag or backpack, so you can take them with you wherever and however you travel... by car, train, foot or bike! Easy Drinking flip cap design allows for smooth flow when drinking