Good posture is a pathway to a pain-free life, and if you've ever wanted to stop slouching or are dealing with discomfort and back pain from long hours in front of a computer, FLX has the solution. Our lumbar support cushion for office chairs encourages upright posture and helps the spine return to its natural S-curve while relieving pressure in the lower back, setting you on the road to lasting comfort. Backed by research that highlights the health risks of prolonged sitting, this high-quality memory foam cushion is designed to realign your spine and deliver noticeable results. Its ergonomic round shape and elastic strap allow it to fit easily on most office chairs and car seats, making it perfect whether you're at work or driving. The dense memory foam molds perfectly to your back, helping you maintain better posture while relieving lower back pain. Lightweight and portable, it’s an ideal solution for anyone who spends long hours seated and needs consistent, reliable support—whether at home or in the office.
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Payment & Delivery
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Delivery and Returns
You'll be glad to know that we offer Free Shipping on all orders with no minimum spend required.
We also offer Free Next Day Delivery on orders over £75, for orders under £75 next day can be purchased for £3.99.
Next Day Delivery is available on orders placed before 1pm Monday to Friday. Any orders placed after this window will be dispatched the next working day.
We have a standard 30 days returns window, if you have anything wrong with your purchase please contact us at support@stockk.co.uk
Frequently Asked Questions
Shipping
How much is delivery?
How much is delivery?
Standard Delivery is free of charge with no minimum spend required.
Premium Delivery is priced at £3.99 and will arrive next day if orders before 1pm Monday-Friday.
How long will it take to receive my order?
How long will it take to receive my order?
Standard delivery can take up to 5 days from the time of order.
Premium delivery will arrive next day if ordered before 1pm Monday - Friday. If after 1pm it will be dispatched the next working day.
Returns and Refunds
How do I return a product?
How do I return a product?
Items must be returned within 30 days after receiving your order. Items must be returned in the same condition in which they were received, be unworn/unused, have any tags still attached, and include all the original packaging.
If your item is damaged or defective please contact us at support@stockk.co.uk and we will be happy to help with your return.
How long will it take to receive my refund?
How long will it take to receive my refund?
Refunds are processed within 5 days from when we receive the item(s).
Payments
Which payment methods do you accept?
Which payment methods do you accept?
We accept most major Credit and debit card payment methods including Apple Pay and Google Pay. We also offer Klarna to split the cost.