Synthetic soleSIZE SUGGESTION : Because of the slip-on closure design, we recommend you select 0.5 size larger than you normally wear. Size US 8-8.5: Inner Length = 10.04 (25.5 cm) Size US 9-9.5: Inner Length = 10.43 (26.5 cm) Size US 10-10.5: Inner Length = 10.83WARM & COMFY & COSY : Thick fluff is very warm and cosy which lets you feel like clouds for your feet. The perfect slippers to slip-on on cold winter mornings and evenings.DURABLE & EASY CARE & MULE STYLE??Faux Sheepskin suede leather are very similar in style to sheepskin boots .The slippers are Well made with great value for money. Perfect gift of comfort for your family.ANTI-SKID & STURDY: The rubber sole is solid means you can nip into the garden feet stay dry or to put the bins out without worrying they’ll get ruined .SATISFACTION GUARANTEE: The size shown on the bottom of slippers does not refer to US sizes. Jimlam provides a 45-day money back satisfaction guarantee on our products. Got a question or need some help? Contact our friendly, Our team is here 24 hours forupport!