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Lifetime 500l Large Cushion Box Dark Grey

The Lifetime 500 Litre Plastic Outdoor Storage Box is a 5ft wide storage box ideal for garden furniture cushions or kids toys. This is without doubt the highest quality plastic shed available today. It’s good looking and tough and will stand up to the harshest UK weather.


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  • Controlled Spring-Hinge Lid
  • Large Interior Capacity
  • Powder-Coated Stainless Steel hardware and Weather-Resistant, High-Density Polyethylene
  • Moves easily to desired location
  • Strong and Durable Rigid, dual-wall, high-density polyethylene (HDPE) construction.
  • Weather-Resistant
  • Panels, lid, and steel hinges are built to withstand the elements
Overall Dimensions (Includes Roof Overhang)

Why buy the Lifetime 500l Large Cushion Box Dark Grey?

Molded </br> Handles

Moves easily to the desired location

Dual </br> Use

Sturdy enough to be used as a patio bench

Easy </br> Assembly

Assembly instruction and fixings included for stress-free installation.

Low </br>  Maintenance

No annual treatments, painting or maintenance are required

Key Features

Weather-Proof Construction

UV-protected panels and lid and water-resistant seal helps keep interior dry

Solid Construction

The rigid, double-wall, high-density polyethylene (HDPE) construction makes the box strong and durable, sturdy enough to be used as a patio bench.

Its UV-protected construction, and the weather and water-resistant seal helps keep the interior dry.

Lifetime 500l Large Cushion Box Dark Grey
Controlled Spring-Hinge Lid

The controlled spring hinge that opens greater than 90° and won’t slam shut.


Tidy and neatly store away garden items such as toys, sports equipment, cushions and small tools, allowing you to free up some space in your garden.

Safety Lock System

For security and added peace of mind, the lid of this plastic storage box is lockable. Add a padlock to secure the box and keep your possessions safely stored inside.

Frequently Asked Questions


  • Maintenance-free - One of the biggest positives surrounding plastic storage boxes is that they require virtually no maintenance. They’re easy to clean, not prone to rust or rot, and don’t need to be kept painted in order to withstand extreme weather conditions.

  • Highly portable - Thanks to being lightweight and easy to disassemble, plastic storage boxes can be effortlessly moved if you decide to alter your garden layout.

Our plastic storage boxes at Garden Buildings Direct come in pre-assembled parts which are incredibly easy to put together. Assembling a plastic shed is a task which requires no special tools or building experience. In fact, many modern plastic storage boxes can be simply snapped together.

We offer a pay by finance option on any purchase over the value of £560. Head to our help centre for more information.

Products are delivered in boxes or panels that will easily fit through doorways and entranceways, ready for easy assembly.

Your order can be tracked through the account section on our website or by contacting us directly. You will be contacted after your order by our helpful care team to arrange delivery of your building.

Yes! All our products that require assembly come with a digital instruction booklet, which will be emailed to you to read through before your order is delivered! Instructions can also be downloaded from your online login.

More About the Lifetime 500L Cushion Storage Box...

Lifetime Cushion Storage Box

If you're looking for storage solutions that don't take up too much floor space, then you'll want a storage box like the amazing Lifetime 500L Large Cushion Box. A storage chest with an amazing 500 Litres capacity, this amazing storage container doesn't just hold cushions - it has enough space to hold all sorts of garden equipment and tools - and does all this at a price you can't beat. For a garden storage box that does it all, check out this Lifetime product!

Robust Storage Container

If you're looking for a storage box that can withstand the elements, look no further. The Lifetime Cushion Storage Box is constructed from the modern plastic, high-density polyethylene (HDPE). HDPE is weather resistant as well as UV protected, meaning that it can survive in the sun or in the rain!

The panelling won't crack, fade, or peel, and won't let water ingress occur either. So you can rest assured that this plastic storage box can keep your possessions safe whatever the weather.

Safe and Secure

This product comes with an in-built padlock hasp, giving you a simple but effective way to add some vital security to your outdoor storage box. The material is also strong enough that forced break-ins are almost impossible, adding another layer of security to your storage.

500 Litre Storage Capacity

The Lifetime Cushion Box really excels when it comes to storage - with over 500 Litres of it! Whether you're looking to simply store garden cushions in it, or maybe something bigger and heavier, the versatility of this heavy duty storage box means you can even keep foldable pieces of garden furniture inside. If you're looking for deck boxes that can hold everything and anything, choose the Lifetime 500L.

Ergonomic Design

We've not just designed this product to be practical - we wanted it to be easy to use too. That's why it comes with moulded side handles for ease of movement and carrying. The Lifetime 500L also has a controlled spring hinge lid that stops it from being slammed shut.

And when it comes to looks, it lacks nothing with a stylish dark grey design that fits any garden environment.

UK Delivery

As with all of our garden storage product range, this dark grey storage box comes with free UK delivery! Simply enter your delivery address during the order process and we'll let you know if we can get it to you in no time at all and free of charge!

For a robust storage box that looks great and keeps your garden tidy, the Lifetime 500L Cushion Storage Box is the ideal solution. 

Dimensions 500L
Width 152cm
Depth 61cm
Height 67cm
Please Note: All products supplied self assembly flat packed unless otherwise stated.