I got rid of razor bumps and ingrown hairs with this $6 after shave creme
Razor Burn: Causes, Treatment, and More
Amazon.com: Bikini Zone Medicated After Shave Gel - Instantly Stop Shaving Bumps, Irritation & Itchiness - Gentle Formula for Sensitive Areas - Dermatologist Approved & Stain-Free (1 oz, Pack of 2) :
Pseudofolliculitis Barbae (Razor Bumps): Images and Management - DermNet
Bikini Zone CCA Industries Anti-Bumps Shave Gel, 5 oz - Walmart.com