Every question, answered.

Yes — hard, uneven surfaces are well inside its range. The wide flexible base bridges the gate's corrugations instead of teetering across them, and the fins grip the cup by its bottom inch, so a slammed door or a leaning elbow doesn't rattle it loose. Knock it sideways and it settles back level.

Soft, lumpy, sloped ground is this base's home turf. It flexes over the ruts and holds the drink steady at ankle height — standing upright beside the board instead of balancing on its edge between throws.

That churn is what the shape is for. The base rides whatever it's sitting on — gate, cooler lid, or ground — and brings the drink back level when the surface shifts underneath. It resists tipping, not everything: a cornhole bag sailing wide into it still wins. But the ordinary all-day jostle of a working lot is the job it was molded for.

Go by the bottom, not the rim. A container base 2 to 3 inches across fits — the 40 oz Stanley does, and so do cans, party cups, and lidded bottles. Handled mugs don't: the handle lands where a fin needs to grip.

No — and that's deliberate. No magnets fighting painted or spray-in-textured steel, no clamp sized for somebody else's bed rail, nothing plugged into the hitch. It sits on top of whatever surface the party is using and picks up in a second.

Yes — the wide base spreads the drink's weight across a flexing lid instead of pressing a point into it. And when the lid has to swing for the next cold one, nothing is attached: lift, swing, set it back down.

Hose it off or run it through the dishwasher. It's one piece of flexible molded material with nothing to come apart, and a soaking doesn't bother it.

It never touches the truck in a way that matters — drop-in liner or spray-in, work-surface gate or plain steel, full-size pickup or the buddy's SUV hatch. Nothing has to line up, because nothing attaches. It works just as well on the folding table and the ground, too.

It's called the Steadi, molded in small runs in Orange, California by Steadi Labs — veteran-founded and patent pending. Every order ships free from steadilabs.com, with 30 days to change your mind.

One per drink in play is the practical answer, since it isn't fixed to any one surface — pass it hand to hand and it still needs a landing spot each time it moves. A crew running the full arc of a tailgate — coffee on the gate at 9:40, drinks through the afternoon, a game of bags in between — tends to keep one per drinker rather than one shared spot on the cooler.

Similar idea, much shallower execution. Molded-in cooler cup holders, like the circles stamped into some tailgate work-surfaces, are shaped to keep a can from rolling off-center — they locate a drink, they don't grip it against a slide. This base's fins hold the bottom inch of the cup itself, so it travels with you off the lid instead of staying molded to one spot on one cooler.

A hitch-mounted table solves the flat-surface problem, not the stable-surface one. Owners of cantilevered hitch tables commonly describe the wobble as expected, and some report a constant rattle once the table's loaded — the tabletop still moves when the truck gets bumped or leaned on. This base does the gripping the table's flat top was never built to do, right on top of it if that's where you set it down.

No — it's one piece of flexible molded material with no fabric and no mesh for a spill to soak into, which is the real difference from the chair armrest's mesh pocket. Hose it down or run it through the dishwasher and it's back to clean, season after season.

A direct hit — a leash yank, a shoulder bump mid-run — can tip anything standing upright; nothing sitting on top of a surface is immune to a hard enough knock. What this base resists is the constant background jostle: a leaning elbow, a slammed gate, a dragged cooler. Sitting low and close to whatever it's on also gives a running kid or a dog less to catch a foot or a leash on than a hitch table's legs or a folding chair's frame.

No — there's no suction cup or adhesive in the design to lose its grip when things get wet. The fins hold a can's bottom inch by flexing around it the same way whether the can is dry or sweating, so a cold one straight out of the cooler sits the same as it did going in.

A magnetic holder solves attachment, not grip — and only if the magnets are strong enough for your steel. Reviewers of magnetic bed-rail holders report units that vibrate loose and drop, with at least one owner adding stronger six-pound magnets just to keep theirs attached; on a spray-in liner or an aluminum bed, magnets don't work at all. This base doesn't attach to anything, so that failure mode doesn't apply — it sits on the gate, the cooler, the table, or the ground and grips the cup itself.

There's nothing built into it to wear out — no magnet to weaken, no clamp to loosen, no battery. It's one piece of flexible molded material doing the same job at the last game of the season as the first game; if it stops holding the way this page describes, that's what the guarantee is for, not something to expect from ordinary use.