Cascade Sunseeker Yarn is a similar yarn: cotton, machine wash, dk (21-24 sts/4 in), 5.5 sts / inch, and 100 gram. You may also like Berroco Vintage DK Yarn, which is another similar yarn: machine wash, dk (21-24 sts/4 in), 5.5 sts / inch, 100 gram, and on size 6 US needles.
What about yarn that have the same look and feel? Find more yarn with a smooth / uniform texture, a low (drapey) twist, and is machine dyed.
You may enjoy taking a look at the Cascade Ultra Pima Orlando Vest, Cascade Ultra Pima Ella Slippers, Cascade Ultra Pima Bellisfaire Beanie, and Cascade Yarns Ultra Pima Ice-Cold Summer Scarf kits all using Cascade Ultra Pima Yarn.
Hopefully our suggested project ideas for Cascade Ultra Pima Yarn can help you come up with your next exciting new project idea!