Pokemon Center 2018 Rainbow Rocket Campaign RANDOM rubber strap. It was only sold at the Japan Pokemon Centers in January, 2018, for a very limited time and in very limited quantity, during the Rainbow Rocket campaign. The box comes with one random strap inside (Either Team Aqua, Magma, Galactic, Flare, Plasma, Rocket or Skull). You will receive one UNOPENED, RANDOM rubber strap (You cannot choose which one you receive). It is made to attach to a mobile phone, but you can attach it to bags, keyrings, luggage, cameras, or any other item that you wish to attach it to. The strap is also removeable, so you can use it as a charm too. Made of rubber.