Tennis shoe last is a tennis shoe last, and its structure belongs to front hole design. When designing details, shoe's lug cap is deformed to push back, so that change in appearance line of lug cap is in harmony with outline of front cap, cutout, and side trim. The shoe eyelet becomes 7 eye positions, and last eye position is mainly for decoration.
The front cover still looks like a T-shaped front cover, but it is divided into parts, front part belongs to front cover, and back part is called middle bar. Due to presence of middle part, broken upper line of shoe body can still be covered, so shoe body still has a two-piece structure.
The back of front cover is lifted up and overlaps at first eye position. When you unfold parts, you will see that shape of front cover is like a D, which is why it is called a D shaped front cover. The raised part of anterior lid is pressed against eyelid, which can cover broken upper line of anterior eyelid and posterior eyelid, so eyelid looks like a whole eyelid shoe but is actually a broken eyelid. The brow ridge on heel counter has been replaced with a top notch, back of boot has not changed much, and side trim has been changed to two obliquely curved pieces to increase strength of sidewall. It should be noted that there is an elytron between front cover and back cover, which is used to increase strength of lower opening.
The manufacturing process uses an adhesive process, shoe body usually does not use mesh fabric, and outsole uses a molded rubber outsole with a medium to rough pattern.
In order to improve protective function of upper, foot height has been increased to 97-100mm, ankle height has been increased to 65-68mm, and heel height has been increased to 82-100mm. 85mm. The opening width is controlled at about 15 mm. The back end of top neckline is in shape of a double top, and back end of bottom neckline is in shape of a single top. The distance between two necklines is about 15mm.