Se’renis Thong Flip Flop Slippers with Genuine Australian Shearling Wool Lining They have a durable non-skid rubber sole. Color is Flame Size Medium NEW in Box Receive $10 in Posh Credit when you sign up by using Saleslady58 as your personal invite code on your device. Once you make and receive your first purchase, Poshmark will give you $10 in Posh Credit as a thank you for spreading the Posh Love.