517+PCS Fish Tank buildigns kit with an exquisite package, each step is clearly seperated into different numbered bags. The instruction is accurate and detailed,the whole process is easy and relaxing.You can enjoy your own deep sea world. This fish tank aquarium building block has a special design idea.You can add water to it.This can not only be a building blocks toy,but also be a real fish tank.And it will be a best decoration in your home or office. This fish aquarium building set has been designed and inspected carefully,the blocks are tightly connected to each other, so it won't fall off easily.When you add water to it, you can put the lid on to prevent water from spilling out. The creative home decor building block set has small leaves and flowers, please be careful not to miss any of them. The product is made of ABS environmental protection materials, non-toxic, non-irritating, as well as free of burr on the surface. The bottom of the aquarium is equipped with lights that you can turn on by adding batteries or connecting a Type-c cable. "Feature of Fish Tank Building Blocks :
＃ 517PCS, You can make your own unique fish tank kit and place it in your home to bring you a good mood.
＃ The instruction manual is colorful and detailed, you can follow the instruction and build it step by step.
＃ It is totally safe and produced in ABS materials, non-toxic, non-irritating.
＃ The surface of the bricks is smooth and free of burr.
＃ Suitable for children over 6 years old.
＃ Colorful bricks are convenient for players to build their own wonderful architecture set
＃ It can enrich your creativity and imagination while making this amazing under sea scene. Every detail is interesting and wonderful.

Package Includes:
1* exquisite package
8* packages with serial number
1* Colorful manual

Product Specifications:
1.The size of the gift box: 9.8*7*3.9 inches
2.Weight: 30.68 ounce
"