Pack of 4 : OCTAVE Ladies Thermal Slipper Socks With Non Skid Grip Soles With Beautiful Birds or Butterflies Design. Various Colours & Gripper Designs - you get one of each colour as per your selection. Keep your feet warm in a pair of these gorgeous Thermal slipper socks. Super-soft Feel for Maximum Comfort - ideal for lounging around the house or whilst on holiday. Slip into some luxury with these great value thick, soft & cosy Thermal Slipper Socks.