Ditec via Amazon offers the Thermik Tumbler Handle in Black or Burnt Orange for $9.99. Coupon code "GS88J5RM" cuts the price to $4.99. Plus, Prime members receive free shipping. That's $11 off list and the lowest price we could find. Designed for tumblers with a 4" diameter, it fits many models, including those from Yeti, Ozark Trail, Ibex, Grizzly, Boss, and Rocky Mountain.