- Size: 39/40 • Non-slip: The non-slip concept has been added to the upper part, with non-slip particles attached for excellent performance. • Adjustable Design: The upper part features an adjustable closure for a personalized fit and unique style. Take this product to fashion for an elegant look. • Comfort with Cushioning and Impact Absorption: The comfortable cushion adapts to the shape of your feet, allowing you to move with ease. Minimizes external impact when walking, reduces fatigue, and keeps your feet comfortable. • Versatile Use: Cloud style and perfect design for daily life, indoor leisure activities, bedroom, bathroom, living room, pool, outdoor trips, beach, walks, and vacations.