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Package Included: 1 * pencil case Specifications: Product Name: decompression pencil case Product material: silica gel Weight: About 8g Size: 7 * 3.2 * 1cm Color: yellow, blue, red Features: decompress, relieve anxiety, boredom, suitable for adults and children with anxiety, lack of attention and ADHD Description: New generation press bubble pen cap Decompress artifact, concentrate, relieve pressure, satisfy hand addiction, relieve boredom, relax mood, suitable for adults and children Concentrate, relieve anxiety and improve work efficiencyOne hand operation, comfortable pressing, suitable for the whole family Keep children focused in class, make materials safe and environmentally friendly, help children concentrate, study hard in class and improve their academic performance Flexible and elastic, soft silicone material, silicone pen cap is elastic, suitable for pens with a diameter of 10mm The pen cap extender can be used as a pencil extender, which is convenient for painting and saves cost 2 styles and 3 colors,Classic colors