Here is a groovy mellow yellow water bottle from Sigg. These bottles are eco friendly too, as they are not made with plastic, and you can reuse, reuse, and reuse it. They also have a special leach-proof lining.

Yellow Water Bottle By Sigg

Water bottles by Sigg are known to be some of the strongest and most durable water bottles made, with over 144 funky water bottle designs (each one with loads of attitude) you are sure to find one that is perfect for you, or to give as a gift. But if you came to my site, obviously only a yellow one will do.

From Site:

Independently tested and declared The World’s Toughest Water Bottle, our SIGG-brand sports bottles are lightweight and extremely durable. A noted favorite of professional athletes and active folks alike! These reusable aluminum bottles will fit most cup holders & bike cages and our active bottle top makes drinking on the go leak-proof and easy!

Price: $19.99