[Official Standard SIZE & WEIGHT] Single Baton 11.75(29cm) length x 1.5(3.8cm) diameter; Weight 50g(1.76oz), Meet the official regulations of the National Athletics Federation. [SAFER DESIGN] The Track Field Relay Batons are designed with ROUNDED and SMOOTH rolled-in edges that prevent runners from injury. Smooth texture which is not SLIPPERY provides a firm grip even with sweaty hands, so that will avoid runners accidentally slipping it off during the race or running practice. All in place, Ready, GO!!! [GOOD MATERIAL] The Relay Batons are made of Lightweight Anodized Aluminum, which is corrosion-resistant, durable, and rustless. There are no brands or marks on the Relay Batons, which makes it perfect for any track team whether high school or college or athletics to add their own logo; the track teams can put team signs on them to personalize their batons. [MORE COLORS CHOICES] We provide many colors for the Relay Batons. For example Red, Blue, Golden, Orange, Yellow, Green, Silver, Purple, Black & Assorted. Vibrant colors, easy to distinguish between different teams. It's easy for TEAM members to spot and give the race a fun flare. [QUANTITY in Package] There are 4 Pcs Relay Batons in a package.