The heel slip is a little confusing to non cowboy boot wearers but should be around 3/8 of an inch. Third thing is the heel slip. Chakra Love Timeless fashion, Slip on shoes, Slip on This cast aluminum apparatus is. How to stretch cowboy boots instep . To stretch your boots, start by filling 2 resealable bags ⅓ full of water, then squeeze out the air and seal the bags. 6 this is how to stretch cowboy boots fast! In general, new cowboy boots only stretch to accommodate for the width, heels, insteps, and calves. Gives a room in your boot’s most portion to yourself. Use of cowboy boot stretcher. There are some inexpensive and quick fixes you can do at home to stretch your instep and prevent foot pain when wearing cowboy boots. A boot jack may help you get them off a bit easier at the end of the day as you break them in as well. And always wear socks with your cowboy boots to. This method involves submerging the boots in a tub or bucket full of lukewarm water. ...