16 Jan 2026
sponge cheat sheet.
- UK households bin hundreds of millions of plastic sponges every year (some estimates put it at up to 600 million¹).
- smol sponges are plastic-free, plant-based, and biodegrade in under 3 months.
- Absorbs 22x its weight.
- Machine washable, reusable, and long-lasting.
- Pack of 4 pink beauties for £6.25.
They might look harmless, but plastic washing-up sponges are being tossed away in truly staggering numbers.
UK households bin hundreds of millions every year and sponge habit surveys put it as high as 600 million.¹ Most of those end up in landfill, where they stick around for centuries, shedding their microplastics into our soils and waterways.
We thought that stank. So we made something better.
what makes smol sponges different?
Besides being super squashy and the prettiest of pinks, they are…
- 100% plant-based. Made from cellulose (a natural fibre from sustainably managed forests).
- Plastic-free. Biodegrade completely in under 3 months.
- Super absorbent. Each sponge soaks up 22x its own weight.
- Always soft. Spritzed in a salty solution so they’re spongy straight out of the pack.
- Reusable and washable. Dishwasher? Washing machine? No dramas.
why switch to biodegradable sponges?
Let’s count the reasons:
- Perfect for washing-up or wiping-down.
- Super spill-soaker and quick to dry.
- Rinses clean in seconds.
- Lasts for weeks before it needs replacing.
- Plastic-free. No sneaky polyester mesh or harsh chemical coatings.
- Biodegradable and compostable. Pop them in your bin or compost when they’re done and they’ll harmlessly disappear.
- Vegan and cruelty-free. Always.
- Fair price promise. A pack of 4 is just £6.25.
how to care for your smol sponge.
Simply rinse and squeeze your sponge after each use then let it dry between washes (dries much faster than plastic sponges).
When you want to freshen it up - you can easily pop it in the dishwasher or washing machine when it needs a reset.
smol sponge FAQs.
how long do smol sponges last?
Many weeks! Just rinse after use and refresh in your dishwasher or washing machine when needed.
do smol sponges really biodegrade?
Yep. They’re 100% plant-based and break down in under 3 months, leaving nothing nasty behind.
why are they damp when they arrive?
They’ve been stored in a salty solution to keep them soft and spongy for you. Just give them a quick rinse before first use.
are smol sponges cruelty-free?
Always. No animal-derived ingredients, no animal testing.
what’s in a pack?
4 pink, plastic-free sponges for £6.25 delivered direct to your door.
¹ Based on 28.2 million UK households (ONS, 2022). Just replacing one sponge a month means 330+ million sponges a year. Survey data from Seep shows households replace sponges more often which is how estimates climb to “up to 600 million” annually.