Memory Foam Lumbar Support Cushion (Large)

Turn any chair into back-friendly seating. The Memory Foam Lumbar Support Cushion cradles your lower back to ease strain through long workdays and drives.

Why you'll love it

• Sit strain-free — your spine stays aligned so the ache never builds.
• Molds to you — foam that hugs your back and holds its shape.
• Comfortable for hours — breathable fabric that stays cool as you work.
• Relief anywhere you sit — office chair, car seat, or couch.

Technical data

• Material: high-density memory foam
• Size: 17.3 × 25.2 × 4.7 in (44 × 64 × 12 cm)
• Color: Gray; breathable cover

Shipping, returns & support

• 🚚 Free US shipping — arrives in about 4–8 business days with tracking.
• 🛡️ 30-Day Buyer Protection — full refund if your order doesn't arrive as described.
• 🔒 Secure checkout — encrypted payment, guest checkout, no account needed.
• 💬 US-based support — questions? Call +1 (307) 274-4057 or email [email protected].

Frequently asked questions

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High-density memory foam with a breathable cover.

17.3 × 25.2 × 4.7 in, in Gray. It's the larger of our two lumbar cushions and covers most of the backrest on a standard office chair.

This one is taller and supports more of the back; the 5-color cushion is smaller, lighter and easier to move between chairs. For a single office chair, this one.

It's designed to support your lower back in an office chair, car seat, or on the couch.

You're covered by our 30-Day Buyer Protection — see our refund policy for full details.

Ready to feel the difference? Add it to your cart today.

Why choose SmartFlexora

We hand-pick gear that actually fits real life — practical, well-made and genuinely useful. Every order is backed by our 30-day Buyer Protection, free US shipping and friendly US-based support — so you can buy with confidence and focus on what really matters: feeling your best.