SFX Upper : One piece construction with a very breathable grill mesh.
Toe Box Rubber Shield : The toe bumper piece offers great durability of the upper on the mid and forefoot thanks to a durable rubber compound.
SFX Insole : As confortable when you first slip into them as they are while you're playing in them thanks to the multi-layer Ergo Motion insole.
Kompressor : High-performance shock absorption thanks to the TPR (Thermo Plastic Rubber) tube compressing system.
Active Flexion(Technology developed and patented by Babolat) : Shape and makeup of the materials used address 9 key pressure points for maximum responsiveness.
Michelin DIN 35 : Through the combination of Michelin’s expertise and ours, we offer players a sole for every court with an adapted rubber.
Rubber forefoot protection: A protective piece made from very resistant rubber
covering the inner forefoot to the toes for incomparable upper durability.
![Babolat Propulse Junior All Court Tennis Shoes for Kids - Lightweight & Durable [Grey/Aero] - Perfect for Junior Tennis Matches & Court Training](https://hkk-1257028036.cos.ap-hongkong.myqcloud.com/images/mmAdmqx0mn42iq7.jpg?imageMogr2/thumbnail/400x400/pad/1)
