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A Reading by CallumOutdoor & Water-Repellent Cushions

Striped outdoor box cushions that turn a stone wall into a bench

A dry stone wall, three striped cushions, a clear morning. Before: a ledge you perch on. After: a seat you stay on. Here is the thinking in between.

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The Weather Man of Casco BayPublished Updated 4 min read

Three ivory box cushions with mustard, navy and taupe stripes stacked on a rough stone wall beneath olive treesSave
Against rough limestone, thick piped cushions show how a soft stripe can take the edge off a hard garden wall.

The quick answer

An outdoor bench cushion turns a stone wall or bare patio frame into a real seat when it is one box cushion cut to the exact depth of the top, in outdoor fabric with a water-repellent, UV-resistant finish. On a sofa frame, divide the length evenly between seats and make each back cushion the frame's back height minus the seat thickness.

One 22.5 in outdoor seat, cut open

Cross-section through the depth, drawn for 4 in (10 cm) on 27½ in, 22½ in long. Thickness exaggerated for legibility.1. Outdoor cover: Polyester-based outdoor fabric with a water-repellent, UV-resistant finish.; 2. Self piping: Cut in the ivory ground of the stripe, so it adds no new color.; 3. Fiber wrap: Polyester fiber (Dacron) batting around the foam: it fills the cover out and softens the edges.; 4. High-resilience foam: About 2.0 lb/ft³ (32 kg/m³), medium-firm; 4 in (10 cm) on these seats.; 5. Concealed zipper: Heavy-duty zipper and UV-resistant thread for outdoor builds, with double-stitched seams.; 6. Base panel: The underside of the cover. A non-slip fabric backing can cover the whole of it instead.1Outdoor cover3Fiber wrap2Self piping5Concealed zipper6Base panel4High-resilience foam4 in10 cm27½ in deep · 70 cm
Cross-section through the depth, drawn for 4 in (10 cm) on 27½ in, 22½ in long. Thickness exaggerated for legibility.

  1. Outdoor cover. Polyester-based outdoor fabric with a water-repellent, UV-resistant finish.

  2. Self piping. Cut in the ivory ground of the stripe, so it adds no new color.

  3. Fiber wrap. Polyester fiber (Dacron) batting around the foam: it fills the cover out and softens the edges.

  4. High-resilience foam. About 2.0 lb/ft³ (32 kg/m³), medium-firm; 4 in (10 cm) on these seats.

  5. Concealed zipper. Heavy-duty zipper and UV-resistant thread for outdoor builds, with double-stitched seams.

  6. Base panel. The underside of the cover. A non-slip fabric backing can cover the whole of it instead.

Before: cold stone and a short sit

Every stone wall at sitting height is a bench waiting for an outdoor bench cushion. People perch on the cold edge for a minute, then go find a chair.

This photograph is the after. Three ivory box cushions striped in mustard, navy, sage and taupe, stacked on rough limestone under olive trees. The camera sits low and to the side on purpose, so you can judge the boxing, the side band that gives a cushion its depth. That depth is the whole makeover. A thin pad on stone still feels like stone.

The stripes do weather work too. Mustard on the top cushion catches the low sun first. Sage in the middle picks up the olive leaves behind. The piping is cut in the ivory ground, so it marks the corners without adding a sixth color to a fabric that already has five. Against rough rock, a smooth outdoor fabric looks softer than it is.

What sits at knee height in your backyard right now: a wall, a ledge, a bare frame?

Pinned by Callum

Five places on the wall where the makeover shows.

Pinned: Three ivory box cushions with mustard, navy and taupe stripes stacked on a rough stone wall beneath olive trees
  1. Mustard stripe

    The mustard stripe on the top cushion catches the low sun first.

  2. Piped top edge

    Piping in the ground color defines the top panel without adding another line color.

  3. Navy and sage stripes

    The middle cushion bridges the warm top and the neutral bottom.

  4. Deep boxing

    This side depth is what turns a hard stone ledge into a seat you can stay on.

  5. Dry stone wall

    Rough limestone makes the smooth woven fabric look even softer.

  1. Mustard stripeThe mustard stripe on the top cushion catches the low sun first.
  2. Piped top edgePiping in the ground color defines the top panel without adding another line color.
  3. Navy and sage stripesThe middle cushion bridges the warm top and the neutral bottom.
  4. Deep boxingThis side depth is what turns a hard stone ledge into a seat you can stay on.
  5. Dry stone wallRough limestone makes the smooth woven fabric look even softer.

The makeover in four measurements

  1. Length at sitting height

    Measure the top end to end, where you will sit. On a frame, divide it evenly between seats.

  2. Depth at both ends

    Measure front to back at each end, and write both numbers.

  3. Thickness for a hard base

    Deep boxing makes stone sittable. The best seller is 3 in (7.6 cm); the sofa set below used 4 in (10 cm).

  4. Backs from the top of the seat

    Back height is the frame's back height minus the seat thickness. See the back cushion sizing guide.

A real project

A bare sofa frame, dressed in six pieces

A buyer in the US had an outdoor sofa frame and nothing to sit on. It measured 67.5 in (171.5 cm) long, 27.5 in (70 cm) deep and 21 in (53 cm) high at the back.

The workshop split the length three ways: three seats at 22.5 x 27.5 x 4 in, filling the frame end to end. Then three backs at 22.5 x 17 x 4 in. The 17 is no accident. The backs sit on the 4 in seats, and 17 plus 4 reaches the 21 in frame.

Before anything was cut, both sides agreed on the words too: length is side to side, width is front to back. Rain doesn't negotiate, and neither does a frame.

Sizes
Frame 67.5 x 27.5 x 21 in; seats 3 × 22.5 x 27.5 x 4 in; backs 3 × 22.5 x 17 x 4 in
Fabric
Outdoor fabric

The lesson: Divide the frame length evenly, and size the back from the frame height minus the seat thickness.

An outdoor sofa frame 21 in high at the back takes 17 in back cushions over 4 in seats: frame height minus seat thickness.

Callum
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Buyer questions: fabric, pieces and zippers

  1. A common question

    Is your outdoor fabric one of the big-name solution-dyed acrylics?

    The workshop's answer

    No. The workshop doesn't use a branded acrylic, and its outdoor fabrics aren't solution-dyed acrylic. They're polyester-based with a water-repellent, UV-resistant finish, so they shed rain, resist fading and clean easily. UV rating and weight vary by fabric.

  2. A common question

    If I order an outdoor bench cushion, do I get the seat and the back together?

    The workshop's answer

    No. Each order is for one cushion. For a seat plus a back, order a second cushion, or two separate sizes. The workshop then sends a measurement diagram for you to confirm before production.

  3. A common question

    What kind of zipper and stitching goes into an outdoor cover?

    The workshop's answer

    Durable hidden zippers, concealed as far as possible for a clean look, and double-stitched seams. Outdoor projects can have a concealed heavy-duty zipper and UV-resistant thread.

Cutting ticket for a wall seat

CushionsThree striped box cushions; one long seat suits a wall
FabricOutdoor polyester, water-repellent, UV-resistant; ivory with four stripe colors
PipingSelf piping in the ivory ground
FoamAbout 2.0 lb/ft³ (32 kg/m³) high-resilience, medium-firm
ZipperConcealed heavy-duty zipper, UV-resistant thread
Sizing ruleFrame length ÷ seats; back = frame height − seat thickness
Best forStone walls, patio ledges, outdoor sofa frames

Order this cushion

Have it made

Have this made — ask Callum’s workshop

Short list: size, sun hours, how fast it has to dry. The workshop goes through it with you. — Callum

Leave your details and the workshop will call you to confirm measurements, fabric, foam and piping. No prices, dates or payment on this page: it is a request, not an order.

Fabric · Foam · Pipingwhat the workshop will confirm with you

Fabric
Outdoor polyester, water-repellent, UV-resistant; ivory with four stripe colors
Foam
About 2.0 lb/ft³ (32 kg/m³) high-resilience, medium-firm
Piping
Self piping in the ivory ground
Only for this request: no marketing calls or texts. Outside the US, add the country code.
In inches: length × depth × thickness, plus any angles or cut corners.

* Required. A member of the workshop team will call you to talk it through; nothing is charged and nothing is made until you have agreed on every detail with them.

We use these details only to answer this request and make your cushion: your name and contact details, the cushion details and photos you send, the page you came from and the ad or link that brought you, if any. The workshop that makes the cushions receives them. We don't sell them or share them for advertising, and we delete requests after 24 months. Privacy notice for requests.

Nothing is made or charged until you approve the details.

Want to pick the shape and add photos? Use the full quote form

Questions buyers ask next

Can a cushion be made to fit the top of a stone or brick wall?

Yes. Measure the top of the wall where you sit, its length and its depth at both ends, and order one long box cushion to that exact depth, with a photo of the wall.

How thick should a cushion be on a hard stone ledge?

Thick enough that you stop feeling the stone. One past outdoor sofa set used 4 in (10 cm) seats; 3 in (7.6 cm) is the best seller, in medium-firm high-resilience foam.

What piping color suits a multi-stripe outdoor fabric?

The ground color is the quiet choice. Here the piping is cut in the ivory ground, marking each corner without adding another line of color to a five-color stripe.

Fair winds — Callum

Stripes and stone, in other weather

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One bold coral stripe between two navy ones keeps this courtyard stack lively but balanced.
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A two-part lounger cushion in a navy palm-leaf outdoor jacquard, split at the hinge so the backrest can tilt. Navy piping keeps the busy print from blurring at the edges.
Sand and sage striped outdoor cushions with white branch lines on an L-shaped wooden garden bench beside herbsSave
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Stack of three cream outdoor box cushions with mustard, gray and navy woven stripes and matching piping on terracotta brickSave
Same cream ground, three stripe colors: stacked together they show how different stripes still work as one set.
Sage and cream leaf jacquard bench cushion on a stone wall ledge with a linen throw and jug of white roses, parterre belowSave
A long sage cushion turns a stone wall into a seat overlooking a formal garden.
Thick oatmeal bouclé box cushion on a low oak platform daybed in a sunlit garden room with monstera plantsSave
A deep oatmeal bouclé cushion turns a low oak platform into a daybed for a plant-filled garden room.