DescriptionAre you looking for a professional, yet affordable guzheng hand posture corrector? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional guzheng hand posture correctors must meet your needs. They are the best choices for you.Features-Material: Silica gel -Size S: About4.00X3.00X3.00cm/1.57X1.18X1.18inch -Size L: About4.50X3.50X3.50cm/1.77X1.38X1.38inch -They are small in size, making them easier and convenient to take along. -Suitable for Guzheng beginners of all ages to wear, very supple. -Silica gel material hand posture correctors, smooth surface, comfortable to wear. -Smooth surface without incisive parts, can help you better practice Guzheng. -Environmental protection silicone material, durable and not easy to be broken.