This is a paid asset, but now you can download Sweet Candy GUI Pack Free.
Detail this asset from Unity Store: Original Link
Sweet Candy GUI Pack v1.5
Sweet Candy GUI Pack is a mobile-friendly game UI pack containing many elements that can be used to create a complete game with a sweet, candy-like look. Layered .PSD source files are included.
– Web GL Demo –
Features:
• 500+ icons and elements.
• Layered Photoshop .PSD files included.
• Lots of variations of sweets and candies that make the pack ready to be used in any kind of game, including match 3 games.
• Portrait level background images that can be used for infinite scrolling.
• Easily-customizable candy popup sizes through 9-sliced buttons and backgrounds.
• Mobile-friendly. Can be used in portrait and landscape orientations interchangeably.
• 2 skins: sweet and candy.
Includes demo project showcasing how the contents of this pack can be used in a real-world project with full C# source code, prefabs and animations.