Ombre Moon Stars Print Hoodie Pants Dog And Owner Matching OutfitsSize Chest Back Length Weight XS 12. 2" 8. 3" 2 4 lbs S 14. 2" 10. 2" 5 10 lbs M 16. 1" 12. 2" 11 16 lbs L 18. 1" 14. 2" 17 24 lbs XL 20. 9" 16. 1" 25 32 lbs 2XL 22. 8" 18. 1" 33 40 lbs Size US Waist Hips XS 6 28~30. 3 36. 6~39 S 8 30. 3~32. 7 39~41. 3 M 10 32. 7~35 41. 3~43. 7 L 12 35~37. 4 43. 7~46. 1 1X 14 37. 4~39. 8 46. 1~48. 4 2X 16 39. 8~42. 1 48. 4~50. 8 3X 18 42. 1~44. 5 50. 8~53. 1 4X 20 44. 5~46. 9 53. 1~55. 5 5X 22 46. 9~49. 2 55. 5~57. 9