Best Picnic Rugs & Blankets: How to Choose One That Lasts

Most picnic rugs are bought in a hurry and regretted by the second use. Too small to fit two people and a basket. Too thin to sit on comfortably. A fabric that holds grass clippings and refuses to shake clean. And a carry system that amounts to rolling it up and hoping.

A good picnic rug is a genuinely different object. It is large enough that nobody is perched on the edge, padded enough that you can sit on hard ground for hours, and easy enough to pack up that you actually bring it next time.

This guide covers what separates the two.

Size: The Thing People Get Wrong Most Often

Almost every complaint about a picnic rug traces back to size.

A rug that measures 130 x 150cm sounds reasonable written down. In practice it fits two people sitting cross-legged with nowhere to put food, and it forces whoever arrives last onto the grass. The common experience of a picnic rug feeling “fine, but everyone ends up half off it” is a size problem, not a comfort problem.

180 x 180cm is the size worth aiming for. Square rather than rectangular matters more than people expect — a square lets people sit around all four edges facing inward, which is how groups naturally arrange themselves. A long rectangle forces everyone into two rows.

The Sunday Supply Co. Beach Mats are 180 x 180cm for exactly this reason. Four adults can sit comfortably with the middle left clear for food, or two people can spread out completely.

Padding: What Separates a Rug From a Sheet

The second thing people underestimate is ground feel.

Grass is lumpy, sand shifts, and hard-packed parkland is genuinely uncomfortable after twenty minutes. An unpadded picnic blanket transmits all of it. You end up shifting position constantly and leaving earlier than you meant to.

Padding solves this, and it is the single upgrade you notice most. A padded rug lets you sit for hours on ground you would otherwise avoid — and it makes lying down a real option rather than a theoretical one.

The trade-off is bulk. Padded rugs pack larger and weigh more. At around 3kg, a padded 180cm rug is a two-hands-and-a-strap item rather than something you fold into a tote. For most people that trade is worth making, because the alternative is a lighter rug you enjoy less.

Fabric: Cotton Canvas vs Synthetic

Cotton canvas is the traditional choice and still the most pleasant to sit on. It breathes, it does not get sticky against skin in heat, and it feels substantial rather than plasticky. It also handles sand well — a good shake clears most of it because sand does not cling to the weave the way it does to fleece or looped fabrics.

The Sunday Supply Co. mats use an RPET cotton canvas — recycled polyester blended into a cotton canvas construction, which keeps the hand feel of cotton while adding durability and reducing the amount of virgin material involved.

Fully synthetic rugs are lighter and dry faster, but most people find them less comfortable to sit on directly, and cheaper versions get hot and slippery in sun.

A Straight Answer on Waterproofing

A lot of picnic rugs are sold on a waterproof backing, and it is worth being clear about what that does and does not get you.

A waterproof or PVC-backed rug is genuinely useful in one specific situation: ground that is actively wet. Morning dew, recent rain, damp sand at the tideline. If most of your picnics happen in those conditions, prioritise a backed rug.

For everything else, the backing is a smaller benefit than the marketing suggests, and it comes at a cost — backed rugs are noticeably less breathable, they trap heat underneath, and the backing is usually the first part to crack and flake with age.

The Sunday Supply Co. mats are not waterproof-backed. They are padded cotton canvas, built around comfort and durability rather than wet-ground use. On dry grass, sand or a deck they are the better object. If you specifically need to sit on wet ground regularly, a backed rug is the more honest recommendation, and it is worth buying one alongside rather than instead.

Carry and Pack-Down

This is where good rugs quietly win. A rug that packs down badly gets left at home.

Look for a proper fastening system rather than a loose strap. A quick-release buckle means you can roll the rug and clip it in one motion, one-handed, while holding something else — which is exactly the situation you are in at the end of a picnic.

All four Sunday Supply Co. mats use a quick-release buckle strap and a bound edge finish that stops the perimeter fraying where the rug takes the most handling.

The Sunday Supply Co. Beach Mat Range

Four colourways, all 180 x 180cm in padded RPET cotton canvas with a cream bind finish and quick-release buckle.

Vista Beach Mat — $197

The Vista Beach Mat is a vibrant green and white stripe — the most graphic of the four and the easiest to spot in a crowded park. Currently reduced from $229.

Dunes Beach Mat — $229

The Dunes Beach Mat is a warm beige drawn from sand. It is the most neutral of the range and the one that disappears into a beach setting rather than standing out against it.

Tallow Beach Mat — $229

The Tallow Beach Mat is a deep, muted green inspired by shade and foliage — the natural choice for park and garden picnics rather than sand.

Natural Instinct Beach Mat — $229

The Natural Instinct Beach Mat uses a fine charcoal hand-drawn line on a natural ground. Subtle enough to read as texture from a distance and as a considered stripe up close.

Where a Picnic Rug Earns Its Keep

Parks and gardens, obviously — the core use case, and where padding matters most because the ground is hard.

The beach, where a square mat gives you a clean surface that is easier to shake out than a towel and large enough for a group.

Outdoor events — concerts, markets, sport. This is where size pays off, because you are claiming a space as much as sitting on one.

The backyard, which is the use people forget. A rug turns a patch of lawn into somewhere you actually sit.

Care

Shake thoroughly before rolling — most of what ends up in your car comes from skipping this. Spot clean with mild soap and cold water rather than machine washing, which is hard on padded construction and bound edges.

Dry completely before storing. A padded rug rolled away damp will develop a smell that is much harder to remove than it would be from a single-layer blanket, because the moisture sits inside the padding rather than on the surface.

Shop the Collection

Browse the full Sunday Supply Co. beach mat and picnic rug collection — four colourways at 180 x 180cm, padded cotton canvas, made for long afternoons on the ground.