From The Website:

Welcome to the Dynasty world of Laser Tag. Each Set comes with the Collectible 'briefcase' Storage Case. Includes the Laser Tag Toys and Collectible Storage Case shown in the Main Image.

These Laser Tag Toys are Compatible with Dynasty Blasters and Dynasty Bugs. Collect Additional Dynasty Sets for Bigger Games! Team Sizes are Limitless! 4 Team Settings AND 4 Blaster Settings on! PLUS, No need for vests, because the Blaster is also the Target! Everything is Included to Start Playing right away!

The infrared (non-visible) lights emitted from the toys are safe for all ages and in conformance with Code of Federal Regulations 21 cfr 1040.10 The toys have been tested by a third-party laser product safety facility and have been determined to emit less than 1mW (.0496mW) power output.

The toys do not exceed Class 1 Laser Product Limits. The toys emit a safe and non-visible infrared light, much like the lights used in a garage door opener or tv remote.

No eye-protection needed. This product is 100% safe for all ages.