---
title: "FloatAnimationSpec.Spring"
type: "class"
lastmod: "2026-10-21"
---
## API Reference

> Source set: Android

```kotlin
data class Spring(
        val stiffness: Float,
        val dampingRatio: Float,
        val stopThreshold: Float,
    ) : FloatAnimationSpec
```

## Properties

### initialValue

> Source set: Android

```kotlin
override val initialValue: Float
```