Features: Enhances your plush toy with plastic squeaker air inserts featuring unique double tone mechanism for added playfulness. Available in multiple size and vibranting color, these double chamber noise making inserts create engaging auditory stimulation to children's curiosity. Designs for craft and parent creating toy, these sewing tool accessories suit children seek tactiles and sounds exploration. Ideal for stuffed animals, sensory play projects, or educational toy requiring customizable sounds in craft room or playing area. Crafted from plastic, these portable squeaker inserts maintain consistent sounds quality while withstanding repeated squeezes in fabric creation. Specifications: Materials: Plastic Type: As Picture Show, 11 Type to Choose Size: 2.7x3.50cm/1.06x1.38inch, 3.5x4.2cm/1.38x1.65inch, 4x5.1cm/1.57x2.01inch, 4.5x5.50cm/1.77x2.17inch, 5x5.8cm/1.97x2.28inch, 6.3x7cm/2.48x2.76inch, 3x6.3cm/1.18x2.48inch, 4.8x9.7cm/1.89x3.82inch, 4.2x6.3cm/1.65x2.48inch, 4.2x6.3cm/1.65x2.48inch, 4.2x6.3cm/1.65x2.48inch Package Includes: 100pcs Toy Squeaker Insert note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.