Free shipping and returns on Peter Thomas Roth 'Cucumber De-Tox™' Hydra-Gel Eye Patches at Nordstrom.com. Peter Thomas Roth Cucumber D-Tox Hydra-Gel Eye Patches soothe, cool and detox your delicate eye area.How to use: Use the enclosed spatula to gently lift and separate a delicate gel patch. Apply onto clean, dry skin underneath your eyes. Relax and and enjoy for 10-15 minutes. Discard after use and gently pat the remaining serum into skin. Use 1-3 times per week.