S SIZE: 22x18x8cm /8.66x7.09x3.15in.

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CONVENIENT: Super strength nylon strap. The back belt is adjustable.

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PRACTICAL: Easily buckles on your back, freeing arms for proper motion.

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A GREAT TOOL to help kids learn swimming, also ideal for swimming beginner.

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GREAT TEACHING TOOL: Easy to snap on and adjust. Easy for the kids to swim in. Same as their swim class ones.

nBack Float, Petforu 4-Layer Swimming Kickboards Learning u0026 Training Safety Belt Back Floatation Device for Kids /Swimming Beginner.


PRODUCT FEATHERS:

(1) S: 22 cm x 18 cm x 8 cm.

(2) M: 27 cm x 21 cm x 8 cm.

(3) L: 31 cm x 23 cm x 8 cm

(4) WARM TIPS: It is not a Life Jacket.

(5) These can make your body float easily and increase its buoyancy.

(6) Help swimmers move their legs and arms more freely in the water.

(7) Develop the proper motions to advance their swimming techniques and confidence in the water.


PACKAGE CONTENT:

1 x Back Float 4-Layer.