1. Yoga bricks:
Yoga brick is a solid rectangular block, usually made of foam or wood. It can be used to support the body, providing additional stability and balance in certain postures. Yoga bricks can help reduce the amplitude of certain movements, making it easier for beginners to reach the correct posture, and providing support for people with poor flexibility.

2. Yoga strap:
A yoga strap is a long strap, usually made of cotton or nylon. It can be used to increase flexibility, deepen stretching, and improve positional accuracy. Yoga straps can help stretch parts of the body, especially hard to reach areas such as the shoulders, back, and legs. It can also be used to increase balance and stability, as well as provide additional support in certain postures.

3. Yoga ball:
Yoga ball is an inflatable ball, usually made of rubber or PVC material. It can be used to enhance core stability, balance, and coordination. Yoga balls can be used for a range of balance and core training exercises, such as plank support, bridge style, and sit ups. It can also be used to improve the flexibility of the body and the correctness of posture.

4. Yoga blanket:
A yoga blanket is a soft blanket typically made of cotton or wool. It can be used to provide additional cushioning, support, and warmth. Yoga blankets can provide a comfortable cushion during practice, reducing the body's pressure on the ground. It can also be used to support body parts to provide additional stability and balance. Yoga blankets can also provide warmth and comfort during meditation and relaxation exercises.

The choice of using yoga aids is based on individual needs and goals. They can help you better understand and master yoga postures, improve the effectiveness and safety of practice. Whether you are a beginner or an experienced yoga enthusiast, yoga aids can be a powerful assistant in your yoga practice. Please choose yoga aids that are suitable for your needs and use them correctly under professional guidance.