🍃 PROTECT YOUR LIPS AND TEETH: Choose our reusable silicone tips and forget about heat transfer from some straws. The soft tips protect your lips and teeth, and allow you to enjoy hot or cold drinks. 🍃 SAVE MONEY: Stop buying straws once your tips are damaged! Choose new tips to give a second life to your recyclable stainless steel or glass straws with a diameter of 6mm and preserve our environment 🍃 COMPATIBLE WITH ALL 6MM STRAWS: Your silicone tips are compatible with all stainless steel or glass straws with a diameter of 6mm for 20/30oz from Yeti, RTIC, Ozark or other 20 and 30oz cups/cups.