A small double mattress topper is designed to enhance the comfort and support of a small double bed, typically measuring 120cm by 190cm. Ideal for compact bedrooms, guest rooms, or solo sleepers wanting extra space, this topper adds a plush, supportive layer to refresh an older mattress or adjust its firmness. Available in materials such as memory foam, gel, feather, or microfiber, it helps relieve pressure points, regulate temperature, and extend mattress life. Easy to fit and remove, a small double mattress topper is a practical, cost-effective solution for improving sleep quality without replacing the entire mattress.