Shama-il Tirmidhi Chapter 010, Hadith Number 001 (071).

Qataadah radiallahu anhu reports that: "I asked Anas to describe the shoe of Rasulullah Sayyidina Rasulullah sallallahu alaihe wasallam". He replied: "Each shoe had two straps".

Commentary.
The shoes in 'Arabia were not of the type of are known here in India. They consisted of a leather sole with two straps on them.