Orange Red side tie front top Size XL #tunic #coral #longshirt Green Envelope size XL red-orange (tomato) shoet sleeve side tie tunic - great w leggings Green Envelope crewneck t-shirt featuring a stylized side-knot details. The brand Green Envelope (often labeled under its full name or Casual Couture by Green Envelope) is well-known for its comfortable, relaxed-fit basic pieces designed with unique front twists, side knots, and asymmetrical draping.