Australian 100% SheepSkin Shoe Insoles Trim to fit up to Men&#x27;s 12 by Footcare. $16.00. Natural insulation against heat and cool.. Warm in winter, cool in summer.. Deluxe Comfort for everyday shoes, boots and slippers. Thick &amp; Luxurious Natural insulation against heat and cool. Warm in winter, cool in summer. Anti-Bacterial Ultra-Fresh. The ultimate comfort for your feet. Foam layer with odour stopping charcoal.