- Material: Rubber<br />- Squeeze it when you are feeling frustrated、 panicky or tense<br />- Help stressed out people cope with stress<br />- Great idea for promotion or gift<br /><br />                                                                                                                                Dimensions: 3.86 in x 3.11 in x 2.91 in (9.8 cm x 7.9 cm x 7.4 cm)<br />Weight: 3.63 oz (103 g)<br /><br />