4 packs of therapy putty in 4 different strengths. Ideal for children who struggle to remain focussed in the classroom or for those who need to develop fine motor skills.Includes:Yellow - Extra Soft (53g)Red - Soft (57g)Green - Medium (57g)Blue - Firm (57g)Age Recommendation: 3+Warning: Not suitable for children under 36 months due to small parts. Choking hazard. Adult supervision is required at all the times whilst is use.