BetterBasics via Amazon offers the Sterline Stainless Steel Mixing Bowl 4-Piece Set for $24.99 $25.99. Coupon code "MIXING21" drops it to $19.74 $20.53. With free shipping for Prime members, that's a buck under our December mention, and is the lowest price we could find by $6. Each bowl has a flat rubber bottom and matching lid. Deal ends July 30.