Compound Interest: The chemistry of condom materials from sheep guts to synthetic rubber Trojan Polyurethane Condoms: Non Latex, Ultra Thin & Spermicidal Trojan Raw Pure Feel Non Latex Lubricated Condoms, 10 ct. Smith's Food and Drug Trojan Supra Non Latex Bareskin Lubricated Condoms Ultra Thin Condoms Organic Water Based Personal Lubricant Major takeaways: Latex and polyisoprene condoms can't interact with oil based lube Lambskin condoms won't protect you against STIs Everything else is in play