High speed adjustable quad skates with tpu wheels and 627 zz abec 7 precision bearings. Adjustable size will give you exact fitting and comfort while skating. These liner senior roller skates comes with adjustable length from 21 cm to 27 cm. Toe stoppers for greater control and have an easy lace system and a velcro cinch strap that makes adjusting the skates simple. The high-quality foam padded tongue helps you slip on the skates easily and provides a snug yet comfortable fit. Check the size chart before making your purchase. These quad roller skates are man-made using a vinyl material that creates a breathable, yet durable skate with a powerful steel plate. These helmets are specially designed for kids , child multi-sports head protection. The material use is tough and durable pvc and pc, eps foam which would help absorb the impact and protect the head during impact. The protective pads would make a bit compression to the body for safety. It could allow the body to hold the right position while riding with sports equipment, would keep you away from injury during harsh condition.