The Keeper 10 in. to 54 in. Adjustable Flat Bungee Cord might work well for securing grill covers because you can adjust it to different lengths. According to the manufacturer's description, it can extend all the way from 10 to 54 inches, making it pretty versatile.

But here's the thing, our research suggests that in real life, it feels more comfy stretching up to about 36 inches rather than the full 54. So if you're banking on that maximum stretch, you might want to consider how much tension you're okay applying.

Even with this stretch limit, the adjustable feature is quite appreciated by many. It seems to handle everyday tasks well, whether you’re securing something on a trolley or keeping things in place more permanently.

People often mention how strong and durable it feels, which is a big plus.

On the flip side, watch out for extra slack when you adjust the cord—it can form loops that might get in your way. You may need to spend a bit more time tucking those in when you're trying to snugly secure a grill cover.

Overall, this bungee cord shows good adaptability and durability for a range of uses. Just keep in mind the realistic stretch limits and those pesky extra loops.

With the right expectations, it should do the trick for your grill cover or whatever else you need to keep in place.

The Keeper Adjustable Flat Bungee Cord is pretty flexible since you can stretch it from 10 inches to 54 inches, as the manufacturer's product details mention.

But, it's worth noting that getting it to that full length can take a bit of effort. From what we found, most folks find it easiest to adjust it to around 36 inches without too much hassle. Stretching it all the way to 54 inches might need you to really tug on it, which isn't always the easiest thing to do.

In terms of how durable it is, the manufacturer says it's got a tough outer layer that's supposed to handle UV rays and different weather conditions. However, our data shows mixed experiences on that front. It seems that if it's left out in the sun for a long time, it might wear out quicker than expected.

One person mentioned that a year of constant sun exposure really weakened their cord. Another user in a dry, high-altitude spot said theirs started falling apart after just a few months.

So, if you need something adjustable and tough for outdoor use, think about how you plan to use the bungee cord. While it usually works well for various indoor tasks and lighter outdoor activities, leaving it out in harsh conditions might shorten its lifespan, based on what some folks experienced.

Overall, the Keeper Adjustable Flat Bungee Cord is likely to suit your needs for different tasks, especially if you can control how much it's exposed to the elements.

Just keep these points in mind from our research to help you decide if it's the right choice for what you need.

Figuring out how long the Keeper 10 in. to 54 in. Adjustable Flat Bungee Cord will last outdoors isn't super simple. The manufacturer says it's weather-resistant, which suggests it can handle UV rays and various weather conditions to some degree.

But, based on what we've found, there are a few things to keep in mind.

First off, the bungee cord's adjustability is a big plus. It stretches from 10 inches to about 54 inches, which is pretty handy for lots of different uses. However, some folks mentioned that while it technically stretches to 54 inches, it feels more comfortable around 36 inches without too much tension. So, if you're expecting to use it at its full stretch often, that's something to consider.

As for how it holds up outside, even though it's meant to be weather-resistant, some people have shared concerns about its long-term durability in harsh conditions. They've noticed it showing wear and tear when left out in tough weather for long periods. It seems like it does better for short, occasional outdoor uses rather than being out there for months on end.

In short, the Keeper Adjustable Flat Bungee Cord is a solid, flexible choice for various needs and short-term outdoor use, thanks to its adjustability and basic weather resistance. But if you need it stretched to the max or plan on leaving it outside for ages, you might see some wear and tear.

Hopefully, this helps you figure out if it matches what you need for your outdoor plans!