![U shape is fabric with sand or some sort or heavier material. Center is hard plastic. Other side of object is flat with anti slip backing like mousepad backing. Weighs about 1-2 lbs : r/whatisthisthing U shape is fabric with sand or some sort or heavier material. Center is hard plastic. Other side of object is flat with anti slip backing like mousepad backing. Weighs about 1-2 lbs : r/whatisthisthing](https://preview.redd.it/u-shape-is-fabric-with-sand-or-some-sort-or-heavier-v0-6yvn7lc883v91.jpg?auto=webp&s=dcd6e418d0a1fd4062f8b65f9dcf0f0e602ae7cb)
U shape is fabric with sand or some sort or heavier material. Center is hard plastic. Other side of object is flat with anti slip backing like mousepad backing. Weighs about 1-2 lbs : r/whatisthisthing
Melissa & Doug K's Kids Take-along Shape Sorter Baby Toy With 2-sided Activity Bag And 9 Textured Shape Blocks : Target
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Baby Products Online - Baby Shaped Sorter Educational Montessori Toy Sensory Toy Colorful Sorting Bin with Elastic Bands, 14pcs Abc & Matching Blocks Multi-Texture Shape Evolved Toys - Kideno
![Baby Activity Toy Activity Shapes Sorter Toy For Girl And Boy Gifts Early Educational Preschool Toy Baby Present toys Juguetes - AliExpress Baby Activity Toy Activity Shapes Sorter Toy For Girl And Boy Gifts Early Educational Preschool Toy Baby Present toys Juguetes - AliExpress](https://ae01.alicdn.com/kf/Hd0030dbcef6746d98d4ef38400362dac0/Baby-Activity-Toy-Activity-Shapes-Sorter-Toy-For-Girl-And-Boy-Gifts-Early-Educational-Preschool-Toy.jpg)
Baby Activity Toy Activity Shapes Sorter Toy For Girl And Boy Gifts Early Educational Preschool Toy Baby Present toys Juguetes - AliExpress
![ALUCK 6 in 1 Multipurpose Activity Cube 18 Month Baby Musical Color Shape Sorter Toy Christmas Birthday Gift Boys Girls kids toddler : Amazon.co.uk: Toys & Games ALUCK 6 in 1 Multipurpose Activity Cube 18 Month Baby Musical Color Shape Sorter Toy Christmas Birthday Gift Boys Girls kids toddler : Amazon.co.uk: Toys & Games](https://m.media-amazon.com/images/I/71p3TDHgNaL._AC_UF894,1000_QL80_.jpg)
ALUCK 6 in 1 Multipurpose Activity Cube 18 Month Baby Musical Color Shape Sorter Toy Christmas Birthday Gift Boys Girls kids toddler : Amazon.co.uk: Toys & Games
![KidKraft Partners with World of Eric Carle for The Very Hungry Caterpillar Collection • The Toy Book KidKraft Partners with World of Eric Carle for The Very Hungry Caterpillar Collection • The Toy Book](https://toybook.com/wp-content/uploads/2019/02/KIDKRAFT-World-of-Eric-Carle-Roly-Poly-Shape-Sorter.jpg)