Walmart offers (2 Pack) GE Advanced Silicone 2 Kitchen & Bath Sealant Caulk for $2.82 plus $5.99 shipping or free ship to store.

Product Description:
From the #1 Silicone Brand, Advanced Silicone 2 Kitchen & Bath sealant is a high-performance, 100% silicone and 100% waterproof sealant ideal for areas prone to water exposure. Advanced Silicone 2 Kitchen & Bath sealant is permanently flexible with 40% more flexibility than Class 25 sealants and has 5X stronger adhesion than Silicone 1* sealant. Its 30-minute water-ready formula offers 10-year mold-free product protection to protect cured sealant against mold and mildew growth. Backed by a lifetime guarantee.

Thanks Maggie