Quiet, portable, and surprisingly effective. Therapy putty builds hand strength, provides calming proprioceptive input, and gives busy hands something to do at the desk or in the classroom.
"Jude's OT introduced therapy putty as part of his sensory diet and it's become a fixture at the homework table. He'll sit and squeeze it while he thinks; his fidgeting still happens, just silently and without leaving his chair."
— Sarah M., founder of Sensory Sorted
Therapy putty is one of those tools that looks underwhelming and turns out to be quietly transformative. If you're weighing it up against other classroom focus tools, my guide to fidget tools for school compares therapy putty, wobble cushions, chair bands, and fidget toys side by side. The science is straightforward: squeezing resistant material gives the hands and arms steady proprioceptive input, which calms a busy nervous system in much the same way a weighted blanket does for the whole body, just contained in something that fits in your hand. Jude's OT introduced putty as part of his sensory diet about two years ago, and it lives on the homework table now. I'm a parent rather than a paediatric OT. But for children who fidget, chew, or pick at their hands during sustained mental work, putty is one of the most parent-friendly purchases on this whole site: cheap, silent, classroom-acceptable, and difficult to lose.
My top 5 picks, from clinical-grade therapy putty to novelty sensory options.

The JFA Medical set is the closest thing on Amazon UK to what you'd find in an OT clinic. You get five 57g tubs. Extra Soft, Soft, Medium, Firm, and Extra Firm, each colour-coded for easy identification. The resistance genuinely varies meaningfully between levels, which matters if you're using it therapeutically rather than just as a fidget. Customers with children who have dyspraxia and hypermobility report it working well for both hand strengthening and tactile regulation. It's also noted for leaving no residue on fabric, useful for a child who might absentmindedly wipe their hands on school uniform. Reusable and designed for individual use. At this rating with this product range, it's the clear first choice for families who've been told by an OT to try therapy putty.

The EPHRATA set covers five resistance levels in colour-coded tubs — the same format as JFA Medical but at a competitive price. Non-toxic, unscented, and built for regular use: squeezing, stretching, and moulding for hand strength and proprioceptive input. The unscented formula is a genuine advantage for children with smell sensitivities. Each 57g tub is portable and easy to carry in a school bag or therapy kit. Durable enough for daily use without losing resistance.

Where the JFA and EPHRATA options are clinical, this one is fun, and for many children, that matters. The JOYIN Galaxy putty changes colour when exposed to light, shifting between hues as your child handles it. At 120g it's also a significantly larger quantity than the therapy putty tubs. The trade-off is that it's a single pot of a single consistency rather than graded resistance levels, so it's better suited as a sensory fidget than a hand-strengthening tool. Highly elastic and formulated not to dry out. The visual element makes it particularly appealing for younger children and those who respond well to novelty and visual stimulation. Not suitable for children under 36 months.

The Glowhouse putty takes a different novelty angle — it's heat-reactive rather than light-reactive, shifting from purple to blue as your child's hands warm it up. This makes the colour change more interactive and directly tied to handling the putty, which some children find particularly engaging. It's soft, stretchy, and malleable, and comes in a convenient tin that keeps it fresh between uses. The Glowhouse brand has a solid reputation for sensory products on Amazon UK. At the lower end of the price range for novelty putty, it's an accessible option for children who love the idea of a colour change but where budget is a consideration. As with the JOYIN option, this is sensory play territory rather than clinical therapy putty.

This one is the outlier on the list: it's slime rather than putty, which means no resistance and no therapeutic hand-strengthening use. What it does offer is rich tactile variety: three distinct textures in one kit (cloud slime, clear slime with foam balls that make a satisfying crackle, and butter slime), plus charms and add-ins for creative play. For children who are tactile seekers and love the sensory experience of different surfaces and textures, this delivers something the putty options can't: novelty, variety, and the pleasure of making and modifying something. The non-sticky formula is a genuine advantage over many slime products. Supervision is required for children under 3; not suitable under 3 years.
Common questions about therapy putty, answered.