Eco-Friendly Key Tags

array(7) {
  ["reg_prices"]=>
  array(5) {
    [0]=>
    string(4) "4.33"
    [1]=>
    string(4) "4.21"
    [2]=>
    string(4) "4.13"
    [3]=>
    string(4) "4.01"
    [4]=>
    string(4) "3.93"
  }
  ["sale_prices"]=>
  array(0) {
  }
  ["reg_price_min"]=>
  string(9) "$3.93"
  ["reg_price_max"]=>
  string(9) "$4.33"
  ["sale_price_min"]=>
  int(0)
  ["sale_price_max"]=>
  int(0)
  ["colour_prices"]=>
  array(5) {
    [1]=>
    array(5) {
      [0]=>
      float(0)
      [1]=>
      float(0)
      [2]=>
      float(0)
      [3]=>
      float(0)
      [4]=>
      float(0)
    }
    [2]=>
    array(5) {
      [0]=>
      float(0.48)
      [1]=>
      float(0.48)
      [2]=>
      float(0.48)
      [3]=>
      float(0.48)
      [4]=>
      float(0.48)
    }
    [3]=>
    array(5) {
      [0]=>
      float(0.48)
      [1]=>
      float(0.48)
      [2]=>
      float(0.48)
      [3]=>
      float(0.48)
      [4]=>
      float(0.48)
    }
    [4]=>
    array(5) {
      [0]=>
      float(0.48)
      [1]=>
      float(0.48)
      [2]=>
      float(0.48)
      [3]=>
      float(0.48)
      [4]=>
      float(0.48)
    }
    [5]=>
    array(5) {
      [0]=>
      float(0.48)
      [1]=>
      float(0.48)
      [2]=>
      float(0.48)
      [3]=>
      float(0.48)
      [4]=>
      float(0.48)
    }
  }
}