Jewelry from packaging: Yoav Kotik’s rings, bracelets, necklaces and pendents are made from metal bottle caps. Yoav Kotik, the designer of "Precious metal" jewellery line, is a graduate of the "Bezalel academy of art and design" in Jerusalem. Yoav is a member of the Zik group. He frequently leads Master classes in the field of sculpture and design in recycled materials in academic institutes such as the "Shenkar academy of design" the "Bezalel academy" and the "Wizo academy". His works were presented in galleries across Israel, the UK, the Netherland and Japan.

Puerto Rico's Grace Claxton warms up before competing in the Women's 400m Hurdles Round 1 during the athletics event at the Rio 2016 Olympic Games at the Olympic Stadium in Rio de Janeiro on August 15, 2016. (Photo by Jewel Samad/AFP Photo)

A silkmoth that has hatched out of its cocoon is seen at the Campoverde cooperative, Castelfranco Veneto, Italy June 4, 2015. Despite having wings, the adult moth cannot fly. Clusters of silkworms munch on piles of locally-grown mulberry leaves in a white marquee in Italy's northern Veneto region. They are nourishing hopes of a revival of Italy's 1,000 year-old silk industry. (Photo by Alessandro Bianchi/Reuters)

When the city is in need, these superhero cats will do everything they can to help (i.e. look on indifferently then passive-aggressively poop on the bed).