Lace up boots are any styling of boot which utilizes lacing in the ornamentation or construction. The lacing portion of lace up boots may be functional, as the closure, or for decorative purposes only.
About Low Heel:
Low heel are shoes which raise the heel of the wearer between 2/4" to 1 1/4" higher than the toes and provide moderate elevation. Low heel shoes come in a variety of styles, including sandals, loafers, mary janes, oxfords and boots. Low heel shoes are generally considered comfortable footwear, mostly due to their flexible, lightweight soles and low heels, which provide stability.