Description : This Japanese Carp fish wind sock is also known as a Koi Nobori or Koinobori . It would make a great colorful outdoor decoration for the home or the perfect marine flag for any boat . The Carp has always been regarded for its determination and strong will . Throughout all of Japan , the Koi Nobori is displayed across the yards of each family &# 39 ; s home , about a week before May 5th to a week after . On Japanese Boy &# 39 ; s day , May 5th of each year these wind socks are flown in celebration of the safety , health and strength of the boys of each family in Japan . & quot ; Colorful carp streamers & quot ; are famous symbol to celebrate & quot ; Children &# 39 ; s day & quot ;. Many parents display them hoping that children will grow up Koi = Carp Nobori = A thing like a flag . Waterproof , Durable with wire mouth , Ready to hang ! Specification : Material : Satin Length : Approx . 40cm / 15 . 75inch Open mouth diameter : Approx . 5 . 5cm / 2 . 17inch Package Includes : 2 Pieces Japanese Koinobori Note : Please allow 1 - 3cm error due to manual measurement . Due to the difference between different monitors , the picture may not reflect the actual color of the item , pls understand , thank you .