I've had this exact pair of adidas cloudfoam flip flops for 3 years and they are no longer made or sold (the current line isn't as good). They were the most comfortable
adidas Adilette Slide Sandal | Famous Footwear
adidas Adilette Comfort Flip-Flops - Black | Women's Swim | $35 - adidas US
Men's Black & White adilette Cloudfoam Slides | AQ1701 | adidas US
adidas Cloudfoam One Y W Flip-flop in Black | Lyst