FOAMERA · COLLECTION

Custom Trapezoid Cushions

Custom trapezoid bay-window seat cushion handcrafted to measure by Foamera

A trapezoid cushion has a different front and back width, so it sits flush in a bay window, an angled bench or a boat seat where a plain rectangle would leave gaps. Enter your front width, back width, depth and thickness; we cut the angled sides to fill the whole seat — no template to mail.

Free worldwide shipping 14-day fit guarantee Pay in installments
14-Day Perfect-Fit Guarantee
Not the right fit? We remake your cushion — free. Order with total confidence.
Free worldwide shippingOn every order, tracked to your door — no minimum.
Pay your wayAll major cards, PayPal, Shop Pay & Affirm — split into interest-free installments.
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Independently certified — safe & made to last
OEKO-TEX® Standard 100Fabrics tested safe for skin
CertiPUR-US®Certified foam, low-VOC
ISO 9001Quality-managed workshop

Trapezoid cushions — answered

How do I measure a trapezoid cushion so the fit is right?

Take four numbers: the front width, the back width, the depth from front to back, and the thickness. Measure the widths at the very front and back edges of the seat, and the depth down the centre. Every cushion is cut to ±1 cm — send a photo on WhatsApp and we'll confirm before making it.

What is a trapezoid cushion used for?

It fills any seat where the front and back edges are different widths — bay-window benches, angled window seats, tapered boat and RV seats, and built-in benches that narrow toward one end. A rectangle would leave triangular gaps at the corners; a trapezoid sits flush.

Can the angle be off-square or the sides uneven?

Yes — the two angled sides don't need to be symmetrical (a bay window is often wider on one side). Enter your real front and back widths, and for an unusual angle send a photo on WhatsApp so we confirm the shape before cutting.

How long does it take and do you ship to me?

Each cushion is made to order and shipped worldwide with free, tracked delivery — you'll see the current lead time at checkout. If the fit isn't right, our 14-day perfect-fit guarantee means we remake it.

Not sure of your angle? We'll help — free.

Send your front and back widths or a photo of the seat and our makers reply with the exact trapezoid fit. No obligation, no pushy sales.

Get a free size check

4 products