Promotional Stress Relievers, Earth Stress Ball - 2.75" Diameter, Promote your brand and eco-friendliness with this Planet Earth designed stress reliever A worldly way to get your message into the hands of others, each ball measures 2.75" in diameter and will help customers reduce stress with a simple squeeze It's a great promotion for Earth Day events This product is not intended for use by children or pets It may present a choking hazard to children under 3 years of age. ... #26383 $1.07/each.