Ribbons or straps are included and are inside each bag. Features: made of high-quality silicone material, soft, thick and durable It can be repeatedly pressed, not easy to crack, wear-resistant Can effectively relieve stress and restore mood Easy to clean Suitable for: parent-child games to relieve anxiety and stress, adults in the office who suffer stress and need to relieve Applicable target: autistic patients, the elderly, children and adults, and other people who need to relieve stress Specification: Material: Silicone Colour: as shown in the picture. Package includes: 3 bags