SIZE GUIDE: X-Small (Back:8.3-11.4'', Weight:4-7 LB), Small (Back:11.4-13.4'', Weight:7-15 LB), Medium (Back:13.4-16.1'', Weight:14-25 LB), Large (Back:16.1-20.1'', Weight:23-48 LB), X-Large (Back:20.1-24.8'', Weight:42-75 LB), XX-Large (Back:24.8-29.5'', Weight:70+ LB) Please prioritize BACK LENGTH over WEIGHTTailored for Pet Recovery: Crafted from high-quality, soft, and breathable fabric, this dog bodysuit is elastic and durable, providing a comfortable wearing experience for your canine companion during the recovery periodCone Alternative: Say farewell to the cone of shame! Kuoser dog onesie serves as an excellent alternative, helping your pet's abdominal wounds and enhancing mobility while preventing them from licking their woundsVersatile Usage: Can be used as post-surgery clothing, sterilization attire, weaning outfit, spay/neuter suit. It's also suitable for managing skin problems, hot spots, allergies, and controlling sheddingEasy to Wear: When your dog needs a bathroom break, remove and secure the tapes with provided instructions, aiding wound recovery. Made from machine-washable materials, it's completely safe for your pet