Get free Maybelline Lash Sensational Sky High Mascara with Space Diamond After Cashback from Superdrug. You'll get full cashback up to £15 when you shop through TopCashback between October 2nd, 2024, at 10:00 AM and March 31st, 2025, 23:59. This offer is only for new members or those with no previous cashback on TopCashback. You can redeem it once per household, so don't try to claim from the same household as someone else has already done. Make sure you register as a member before making your purchase. Finally, remember that if you buy after this date the cashback offer won’t apply and there is only a limited number of redemptions available.