Amazon just dropped Stanley water bottle deals ahead of Prime Day — and they’re up to 40% off now

Not a fan of straws or chug lids? The Stanley All Day Slim Bottle Water Bottle has a twist lid and a slim design that you can easily sip and effortlessly slip into your bag or backpack. Like many Stanley cups, it's insulated to keep your drinks at their optimum temperature and it fits in most car cup holders.

With the Stanley Quencher craze still going strong, it can be difficult to secure a discount on this incredibly popular tumbler. But right now you can save $5 on the 14 oz trendy beverage container.

This water jug will help you stay hydrated all day long thanks to its double wall insulation that keeps drinks cold for up to 14 hours and iced up for over two days. It even keeps the exterior sweat-free which is a major plus. The tumbler features a handle so you can easily carry it around and a built-in flip straw so you can sip your beverage.

A water bottle is essential for exercise to help you stay hydrated, especially during intense sessions or hot yoga, where you can sweat a lot more and lose fluid quicker. The Stanley Quick Flip GO Water Bottle is an excellent option. Its easy, one-handed flip lid makes sipping effortless, while the leakproof design ensures no spills in your gym bag.

This Stanley tumbler lets you sip without worry thanks to its flip straw lid. All you have to do is flip up the built-in straw for a quick drink, then snap it shut to prevent any spills. Designed to fit in a car cup holder, you'll be able to take it with you on all adventures and it can keep your drinks hot or cold for hours thanks to its double walled insulation.

The Stanley IceFlow Flip Straw 2.0 Water Bottle features AeroLight spun steel, which Stanley says makes it 33% lighter than other stainless steel bottles. That makes it awesome when you already have a lot to carry when you're out and about. It also has a flip straw for easy sipping.

This stylish, roomy tumbler is perfect for everyday adventures. Designed to fit in a car cup holder, you'll be able to take it with you everywhere and it can keep your drinks hot or cold for hours thanks to its double walled insulation. The advanced FlowState lid can move between closed to prevent splashes, straw and an opening to sip from.