LEGO Red Streamer Flag 4 x 1 with Right Wave has been used in at least 187 LEGO sets over the past 40 years, since it was first used in 1984. You can also find this part in at least 35 other colours. It has a design ID of 4495 which can usually be found molded into the bottom of the part.
LEGO Flag 4 x 1 Wave Right, Streamer, Green [4495b] 6268947 – DASHBRICK
Flag 4 x 1 Wave Right : Part 4495b
LEGO Harry Hardtack and Monkey Set 7081 Inventory
LEGO Bull's Attack Set 6096 Inventory
LEGO Red Beard Runner Set 6290 Inventory
LEGO PART 4495b Flag 4 x 1 Wavy [First Wave Right]
LEGO Part 6268947 - 4495 - Streamer Dark Green, LEGO Bricks, Replacement Pieces and Parts, Worldwide Flat Shipping to US, UK, Australia, Canada, New Zealand, Malaysia
LEGO People Pack - Fun at the Beach Set 60153 Inventory
LEGO Dark Gray Streamer Flag 4 x 1 with Right Wave has been used in at least 2 LEGO sets over the past 20 years, since it was first used in 2004. You
LEGO Dark Gray Streamer Flag 4 x 1 with Right Wave (4495)