How to Choose the Right Dog Water Bottle

Quick answer

Most dogs do fine with the PupFlask 27oz Bottle ($25.96) for everyday walks. If your dog is bigger or your walks run longer, size up to the PupFlask 40oz Bottle ($30.96). For hikes, road trips, or anywhere spills are a real problem, the flip-cup PupFlask Pro line ($29.96 and $34.96) adds a twist-lock lid and a built-in flip pour cup. Add an insulated sling ($11.96 to $12.96) when you want the bottle hands-free over your shoulder instead of in a bag or your hand. The standard bottles are stainless steel with food-grade silicone and a leak-proof seal, and every PupFlask product comes with a lifetime guarantee, with orders over $35 shipping free in the US.

Picking a dog water bottle by dog size

Capacity is the main thing that changes across the PupFlask lineup, so the simplest way to choose is to think about how much your dog drinks relative to the bottle in your hand.

• Smaller dogs and short outings: the PupFlask 27oz Bottle covers a normal walk without feeling bulky to carry.
• Bigger dogs or dogs that drink more per stop: the PupFlask 40oz Bottle has the same build as the 27oz but more capacity, so you refill less often.
• Multiple dogs on one trip: the PupFlask Pro 50oz Bottle is built for road trips and multi-dog days, with dual carry handles for when you have your hands full.

Both standard bottles come in four colors: Nebulas Blue, Quetzal Green, Crimson Red, and Ultra Violet, so sizing up does not mean giving up your color pick.

Picking a dog water bottle by trip length

• Quick neighborhood walks: the 27oz size in either the standard PupFlask 27oz Bottle or the PupFlask Pro 30oz Bottle is enough to carry and enough water for a short loop.
• Longer walks or a full afternoon out: the 40oz standard bottle or the PupFlask Pro 50oz Bottle holds more so you are not turning back early to refill.
• Road trips and multi-dog days: the Pro 50oz is the only bottle in the lineup built specifically with this in mind, with dual carry handles for exactly this kind of day.

Standard bottle vs Pro flip cup: what is the difference

Standard PupFlask bottles

The PupFlask 27oz and 40oz bottles use a one-button water release into an extra-wide drinking cup. The wide cup lets your dog drink comfortably, and you can pour any water your dog does not finish back into the bottle instead of tipping it out, which cuts down on spills and waste.

PupFlask Pro bottles

The PupFlask Pro 30oz uses heavy-duty stainless steel with a built-in flip pour cup and a twist-lock lid, and the Pro 50oz shares the same flip pour cup and twist-lock lid, plus dual carry handles for road trips and multi-dog days. Both are spill-proof. The Pro line comes in two colors: Nebulas Blue and Quetzal Green.

In short: choose standard for everyday walks where you want the pour-back convenience, and choose Pro when the bottle is going to be jostled around in a bag or a car on the way to the trail.

When to add the insulated sling

The PupFlask 27oz Insulated Sling ($11.96) and PupFlask 40oz Insulated Sling ($12.96) are built to carry their matching bottle size hands-free over your shoulder, keeping it upright and insulated. Add one if:

• You already have a leash in one hand and want the bottle off your hand entirely.
• You want the bottle to stay upright instead of rolling around in a bag.
• You like the insulation for keeping water cooler on the go.

The 27oz sling comes in the same four colors as the standard bottles, so you can match your set. If you already own a bottle and just need a spare top, the PupFlask Bottle Top ($11.96) fits both the 27oz and 40oz sizes.

PupFlask lineup comparison

See every size and color in the PupFlask dog water bottle collection.