Slider-2

Slider.swift

import UIKit
 
final class Slider: UISlider {
 
    override func draw(_ rect: CGRect) {
        super.draw(rect)
        setup()
    }
 
    private func setup() {
        clear()
    }
 
    private func clear() {
        tintColor = .clear
        maximumTrackTintColor = .clear
        backgroundColor = .clear
        thumbTintColor = .clear
    }
}